Fitter TT- 1st Year (set -1 )By pulak.univ / February 1, 2024 Welcome to your Fitter TT- 1st Year (set -1 ) Name Email 1. Which one is the personal safety? Keep the machine clean Concentrate on your work | Keep the gang way and floor clean Keep the tools at their proper place None 2. Name the mandatory symbol STOP GIVE WAY GUARDED UNGUARDED None 3. Flammable of liquifiables solids are classified as. Class A fire Class B fire Class C fire Class D fire None 4. Which is the immediate life saving procedure? First Aid Call a doctor Intensive care Medical treatment None 5. Name the warning sign. SCHOOL GUARDED UNGUARDED PEDESTRIAN CROSSING None 6. What is the class of fire caused by fire wood, paper, cloth? class A fire class B fire class C fire class D fire None 7. Which fire extinguisher filled with carbon tetra chloride and bromochlorodifluoromethane (BCF)? Carbon dioxide Halon extinguisher Foam extinguisher Dry powder extinguisher None 8. Which comes under mechanical occupational hazards? NOICE TOXIC UNSKILLED Unguarded machinery None 9. How to stop bleeding of injured person? Tie bandage Apply oinment Apply tincture over the wound Apply pressure over the wound None 10. What is the name of sign? SCHOOL GUARDED UNGUARDED PEDESTRIAN CROSSING None 11. What are the three factors causes fire? Fuel, Heat, Oxygen Oxygen, Fuel, Nitrogen Heat, Nitrogen, Oxygen Fuel, Carbon-dioxide, Heat None 12. What is the period referred as golden hours? | First 30 minutes after incidenT First 30 minutes First 45 minutes of admission First 60 minutes after treatment None 13. What is the first step of avoiding accident in work place? By wearing safety equipment Doing things in one’s own way By observing safety precautions Doing things with a highly skilled working practice None 14. What does the symbol denotes? STOP GIVE WAY PEDESTRIAN CROSSING OVER TALKING PROHIBITED None 15. What is the colour code of bins for waste paper segregation? | RED BLUE BLACK GREEN None 16. What is the kind of road sign? Police signal Cautionary sign Mandatory sign Information sign None 17. Which fire extinguisher is used for flammable and running liquid fire? Foam extinguisher Halon extinguisher Dry powder extinguisher Carbon dioxide (CO2) extinguisher None 18. What A denotes in ABC of first aid? AIR WAY ATTENTION ARRESTING ATMOSPHERE None 19. What is the process of breaking down the materials into organic compounds and can be used as manure? Land fills Recycling Composting Burning waste material None 20. What is the colour code for plastic waste bin? RED BLUE GREEN YELLOW None 21. Name the part of file marked as x . HEEL TANG FERRULE FILE LENGTH None 22. What is the use of a try square? To check right angle To check acute angle To check obtuse angle To check straight angle None 23. Which marking media is poisonous? White wash | Prussian blue Copper sulphate Cellulose lacquer None 24. Which part of universal surface gauge holds the scriber? SNUG GUIDE PIN Rocker arm Fine adjustment screw None 25. What is the name of the vice? PINE VICE PIPE VICE HAND VICE QUICK RELEASEING VICE None 26. A new hacksaw blade after a few stroke, becomes loose because of? Stretching of blade wrong pitch of the blade improper selection of saw sets nut thread being worn out None 27. Which metal is very soft and heavy in sheet metal work? Lead Black iron Aluminium Copper sheet None 28. Which sheet metal withstand contact with water and exposure to weather? Black iron Copper sheet Stainless sheet Galvanised iron None 29. What is the purpose of drift in riveting operation? Position the rivet Make metal to metal joint Align the holes to be riveted Prevent damage to rivet head None 30. Name the tool marked as X in riveting. Drift Rivet snap Caulking tool Fullering tool None 31. Which hammer is suitable for riveting? Plastic hammer Ball pein hammer Cross pein hammer Straight pein hammer None 32. Which notch is cut at an angle of 45° to the corner of the sheet metal? Wire notch Slant notch Square notch Straight notch None 33. Name the joint made by fastening two edges of sheet metal together. Hem Seam Notch Groove None 34. What is the flux used for soldering in the form of powder and evaporates while heating? Resin Zinc chloride Hydrochloric acid Ammonium chloride None 35. Name the type of seam. Lap seam Double seam Grooved seam Double grooved seam None 36. Which rivet is used to avoid the projection of rivet head? Pan head rivet Snap head rivet Conical head rivet Counter sunk head rivet None 37. What is the minimum distance between the rivets to avoid bucking? 2D 2.5D 3D 3.5D None 38. Which type of filler rod is used in gas welding of stainless steel? Pure aluminium Copper silver alloy Columbium stainless steel Copper coated mild steel None 39. What will cause if the nozzle touches the molten pool? Spark Smoke Back fire Flash back None 40. Name the joint in the arc welding. Flush corner joint Single fillet lap joint Half open corner joint Full open corner joint None 41. What is the function of AC welding transformer? It converts to low voltage high current ampere It converts to high voltage and low current ampere It converts to low voltage and low current ampere It converts to high voltage and high current ampere None 42. What is the disadvantage of AC welding transformer? More initial cost Not free from arc blow More maintenance cost Not suitable for welding non ferrous metal None 43. Which arc welding machine can be used anywhere in the field work even away from electric lines? Rectifier set Motor generator set Engine generator set AC welding transformer None 44. Which arc welding machine provides better heat distribution in the electrode and job? Rectifier set Motor generator set Welding transformer Engine generator set None 45. What is the colour painted on the acetylene gas cylinders? Black Green Blue Maroon None 46. Name the part marked as x . Add description here! Leg Peg Washer Fulcrum None 47. Name the angular measuring instrument. Bevel gauge Bevel Protactor Universal bevel gauge Universal surface gauge None 48. Which is used for filling narrow grooves and angles above 10°? Square file Half round file Triangular file Knife edge file None 49. Name the defect that causes the metal chips to clog between the teeth of file? File bite Pinning of file | Warping of file Glazing of file None 50. Which chisel is used for cutting oil grooves? Flat chisel Web chisel Half round nose chisel Diamond point chisel None 51. Name the file. Barrot file Riffler file Crossing file Mill saw file None 52. What is the name of vice? Pin vice Pipe vice Hand vice Machine vice None 53. Which grinding machine is used for heavy duty work? Bench grinder Portable grinder Pedestal grinder Surface grinder None 54. Which chisel is used for separating materials after chain drilling? Web chisel Flat chisel Cross cut chisel Diamond point chisel None 55. Which file is used for sharpening the teeth of wood working saws? Barrete file Tinker s file Millsaw file Riffler file None 56. Where will be the weight of the hammer stamped? Face Pein Cheek Eye hole None 57. What will be the effect if the clearance angle of chisel is less than recommended angle while chipping? Cutting edge cannot penetrate, chisel will slip Cutting edge digs in, cut will be deeper Cutting edge will break Cutting edge of chisel move freely on straight line | None 58. Name the property of metal to resist the effect of tensile forces without rupture Ductility Tenacity Elasticity Malleability None 59. Name the part marked as x Anvil Thimble Spindle Spindle lock None 60. What is the accuracy of metric outside micrometer? 0.01mm 0.001mm 0.02mm 0.002mm None 61. Name the part marked as x . Lip Land Flank Point angle None 62. Which type of taper is provided in the drill shank? Pin taper Metric taper Morse taper Jerno taper None 63. Which is used to remove drills and sockets from the machine spindle? Drift Sleeve Punch Hammer None 64. None 65. Name the tap wrench used in the restricted place. | Box type tap wrench T handle tap wrench Solid type tap wrench Double ended adjustable tap wrench None 66. In the ISO metric thread, calculate the tap drill size for M 10 x 1.5 thread. 8.2 mm 8.7 mm 8.75 mm 8.65 mm None 67. What is the unit of feed in drilling operation? None 68. Name the part marked as x in vernier caliper. Beam Fix bar Depth bar Thumb lever None 69. What is the accuracy of protractor head in combination set? 1° 5° 5’ 5” None 70. What is the accuracy of a try square? 0.02 mm per 10 mm length | 0.02 mm प्रनि 10 mm 0.004 mm per 10 mm length | 0.004 mm प्रनि 10 mm 0.002 mm per 10 mm length | 0.002 mm प्रनि 10 mm 0.001 mm per 10 mm length | 0.001 mm प्रनि 10 mm None 71. Which punch is used for witness marks? | Dot punch Pin punch Bell punch Centre punch None 72. What is the name of the caliper having one leg with an adjustable divider point and other leg is bent? Jenny caliper Inside caliper Outside caliper Spring joint caliper None 73. What is the name of part marked as x in surface gauge? Nut Snug Spindle Scriber None 74. Which type of datum is followed? | Edge datum Point datum Centre line datum | Reference line datum None 75. What is the name of parallel block? Solid parallel block Tenon parallel block Angular parallel block Adjustable parallel block | None 76. Which material is used to manufacture grade A V blocks? Tool steel B Carbon steel High quality steel Closely grained cast iron None 77. None 78. Which chisel is used for removing materials on the corners of the keyways? Flat chisel Diamond point chise Cross cut chisel Half round nose chisel None 79. None 80. Which file is having rows of teeth cut in one direction? Single cut file Curved cut file Second cut file Double cut file | None 81. Which file is used for filing wood and leather? Hand file Bastard file Rasp cut file Single cut file None 82. Why the cutting faces of files are slightly bellied on length wise? Get proper grip over workpiece Filing flat surfaces is made easier Permit clearance between file face and the workpiece Ensure more pressure on workpiece while filing None 83. Which pitch of blade is used for cutting bronze, brass and cast iron? 0.80 mm 1.00 mm 1.40 mm 1.80 mm None 84. None 85. What happen if the clearance angle of chisel is too high? Slipping of chisel Digging on the surface Cutting edge will break Heavy metal removal from the surface None 86. Which type of hammer is used for riveting purpose? Sledge hammer Sledge hammer Cross pein hammer Straight pein hammer None 87. What is the unit of cutting speed in drilling operation? m/ rev mm/ rev m/ min mm/ min None 88. What is the name of part marked as x in drill? Lip Land Flank Web None 89. None 90. What is the name of part marked as x in drilling machine? Drill chuck Feed handle Driving motor | Depth gauge and stop None 91. None 92. What is the minor diameter of thread? Minor dia = Major dia – (2 x pitch) Minor dia = Major dia + (2 x pitch) Minor dia = Major dia + (2 x depth) | Minor dia = Major dia – (2 x depth) None 93. What is the name of the part marked as X ? Spindle Sleeve Thimble Spindle lock None 94. What is the reading of the outside micrometer 50 to 75mm? 63.63 mm 63.00 mm 63.36 mm 63.13 mm None 95. What is the name of the part marked as X ? Beam Main scale Fine adjusting nut Fine adjusting slide None 96. What is the name of the vice? Hand vice Bench vice Tool maker s vice Quick releasing vice | None 97. What is the name of the part marked as X ? Tip Heel Tang Safe edge None 98. What is the name of operation? Marking line at 90° Checking flatness Checking squareness setting work piece at right angle None 99. Which marking media is applied to rough forgings and castings? | White wash Prussian blue Copper sulphate Cellulose lacquer None 100. Which is used to finish the resharpened divider point? | File Grinder Scraper Oil stone None 101. What is the use of bevel protractor? Check the length Set the work piece Measure the angle Measure the depth None 102. Name the file shown Riffler file Tinkers file | Barrette file Crossing file None 103. Which vice is used for holding hollow cylindrical jobs? Pin vice Pipe vice Hand vice Bench vice None 104. What is the pitch of hacksaw blade used to cut conduit and other thin tubes? 0.8mm 1.0mm 1.4mm 1.8mm None 105. Which metal cutting saw is used for cutting different profiles? Power saw Circular saw Contour band saw Horizontal band saw None 106. None 107. What is the reason for scratches produced on filed surface? Pinning Glazing File bite Warping None 108. What is the name of chisel? Flat chise Web chisel Cross cut chisel Diamond point chisel None 109. Why slight convexity is given on the face of hammer? To make effective striking To avoid digging of the edge To allow even load on striking To prevent damage to work surface None 110. What is the name of hammer? Mallet hammer Ball pein hammer | Cross pein hammer Straight pein hammer None 111. What is the name of angle between the axis of chisel and job surface while chipping? Rake angle | Point angle Clearance angle Angle of inclination None 112. What is the property of metal that permits no permanent distortion before breaking? Tenacity Hardness Brittleness Toughness None 113. Name the part marked as x in depth micrometre Cap Lock Stock Thimble None 114. Why the hand taps are chamfered at the lead? | Aligning Finishing Strengthening Gripping None 115. What is the name of drilling machine? Pillar drilling machine Gang drilling machine Bench drilling machine Radial drilling machine | None 116. What is the reading of an outside micrometer (British)? 0.309 0.329 0.359 0.360 None 117. None 118. What is the accuracy of Vernier bevel protractor? 1° 5° 5’ 5 “ None 119. What is the reading of vernier caliper? 30.20mm 30.40mm 35.20mm 35.50mm None 120. Why surface plates are made of stress relieved good quality cast iron? To prevent corrosion To prevent breaking To prevent distortion To prevent thermal expansion None 121. What is the main advantage of adjustable parallel block? To set different angle To set different depth To set different length To set different height None 122. Which part of universal surface gauge is used to set scriber at required position exactly? Snug Guide pin Rocker arm Fine adjustment screw None 123. Convert one metre into millimetre. 10 mm 100 mm 1000 mm 10000 mm None 124. What is the name of V block? | V grooved V block Single level single groove V block Double level single groove V block Single level double groove V block None 125. What is the name of the part marked as x in combination set? Rule Scriber Clamp nut Spirit level None 126. Which caliper is used to find the centre of round bars? | Inside caliper Jenny caliper Vernier caliper Outside caliper None 127. What is the name of angle marked a in chisel? Rake angle Wedge angle | Cutting angle | Clearance angle None 128. Which chisel is used for cutting curved grooves? Flat chisel Web chisel Cross cut chisel Half round nose chisel None 129. What is the weight of hammer used for marking purpose 200 grams 250 grams 300 grams 450 grams None 130. What is the effect of improper method of diagonal filing? Uneven surface finish Scratches on the surface Convexity on the surface Improper finish on surface None 131. Which chisel is used to remove excess metal from welded joint and castings? Flat chisel Web chisel Cross cut chisel Half round chisel None 132. What is the name of file? Rotary file Tinkers file Barrette file Crossing file None 133. Why chalk is applied on the face of the file? To reduce excessive pressure To increase chip removed rate To reduce penetration and pinning To increase penetration and pinning None 134. What is the use of fine pitch hacksaw blades? | To cut soft metal To cut high speed steel To cut high carbon steel To cut conduit and other thin tubes None 135. What is the name of portion left between flutes in a drill? Lip Web Point Shank None 136. What is the reading of vernier bevel protractor? 27°30’ 67° 30’ 157° 30’ 159° 30’ None 137. Which part of outside micrometer ensure a uniform pressure between the measuring surface? Anvil Thimble Spindle lock | Ratchet stop None 138. Which part of the vernier height gauge is an intergral part of the main slide? Jaw Base Beam Jaw clamp None 139. What is the principle of micrometer? Sliding Screw and nut Rack and pinion Worm and worm wheel None 140. How the wide range of depth can be measured by depth micrometer? Lengthy sleeve Lengthy spindle Adjustable base Equipped with a set of extension rods None 141. What is the reading in inch micrometer? 0.789 0.787 0.783 0.715 None 142. Which part of the bevel protractor contact with the inclined surface while measuring? Dial Disc Blade Stock None 143. Which part in drilling machine is to achieve different speed? Flat pulley Jockey pulley Stepped pulley Fast and loose pulley None 144. What is the part marked as x in pedestal grinder? | Tool rest Eye shield Wheel guard Grinding wheel None 145. What is the name of file? Hand file Rasp cut file | Single cut file Curved cut file None 146. What happens if the vice handle is over tightened? Spindle damage Hard jaw damage Fixed jaw damage Movable jaw damage None 147. Which caliper provide fine adjustment of dimensions? Inside caliper Odd leg caliper Outside caliper Spring joint caliper None 148. Which metal cutting saw is used to cut large cross section area? Power saw Contour saw Circular saw None 149. Why marking tables are made up of cast iron? Self lubricating Make more rigidity Maintain the accuracy Prevent thermal expansion None 150. What is the name of gauge? Bevel gauge Angle gauge Surface gauge Universal bevel gauge None 151. Which file is used for manufacturing of dies and moulds? Rotary file Tinkers file Barrette file Rasp cut file None 152. What is the method of removing metal chips clogged between the teeth of files? | None 153. Which vice is used for holding small work that requires filing or drilling? Pin vice Pipe vice Hand vice Tool maker s vice None 154. Which hacksaw blade is used for cutting along curved lines? HSS blade | All hard blade Flexible blade Diamond blade None 155. Which chisel is used for cutting keyways? Flat chisel Cross cut chisel Punching chisel Diamond point chisel None 156. Name the part marked X in hammer? Pein Face Cheek Eye hole None 157. What is the purpose of Crowning on the cutting edge of chisel? Prevent slipping of chisel Prevent digging of corners Allow chisel to move freely on straight line Allow cutting edge to penetrate into the work None 158. How to prevent the tool rubbing against the work surface in metal cutting process? Decrease lip angle Increased rake angle Increase clearance angle | Decrease tool wedge angle None 159. Name the property of metal that withstand shock or impact? Tenacity Hardness Brittleness Toughness None 160. Which part is the measuring face fitted to the frame of outside micrometer? Anvil Barrel Spindle Ratchet stop None 161. What is the name of micrometer? Depth micrometer Inside micrometer Vernier micrometer Outside micrometer None 162. How the drill chucks are held on the machine spindle? By arbor By sockets By sleeves By special clamp None 163. Which drilling machine, the spindle head is moved towards or away from the column? Pillar drilling machine Gang drilling machine Radial drilling machine Sensitive bench drilling machine None 164. Which type of screw threads are rounded at the crest and root? B.A thread B.S.F thread B.S.W thread ACME thread None 165. What is the name of tap wrench? Box type tap wrench Solid type tape wrench T Handle tap wrench Adjustable tap wrench None 166. What is the formula to calculate tap drill size? Tap drill size = Major dia – (2 x depth) Tap drill size = Major dia + (2 x depth) Tap drill size = Major dia – (2 + depth) Tap drill size = Major dia + (2 + depth) | None 167. Which activity causes excessive wear and chattering of drill bit while drilling? | Too fast feed rate Too slow feed rate More cutting speed Too slow spindle speed None 168. What is the reading of vernier caliper with inch graduations? 1.068 1.459 1.418 1.409 None 169. Which part of combination set is used to mark and check angle of 90° and 45°? Rule Centre head Square head Protractor head None 170. Why ribs are provided in the angle plate? Provide flatness Prevent distortion Provide squareness Support the machined surface None 171. Identify the type of V blocks? Single level single groove Single level double groove Double level single groove Double level double groove None 172. How much carbon content of steel is forgeable? Up to 1.2 % Up to 1.7 % Up to 1.9 % Up to 2.1 % None 173. Which cutting fluid used for drilling in cast iron? Dry air jet Soluble oil Mineral oil Vegetable oil None 174. Name the part marked as x in radial drilling machine Base Spindle Radial arm Spindle head None 175. Select the spindle speed (rpm) for H.S.S drill diameter 24 mm and cutting speed (V) = 30 m/min to drill mild steel. 275 rpm 300 rpm 400 rpm 450 rpm None 176. Which one is used to bring the plates closely together after inserting the rivet in the hole? Drift Dolly Rivet set Caulking tool None 177. What is the use of bent snips? Groove cut Zigzag cut Straight cut Circular cut None 178. Name the part of lever shear marked as x Base plate Lever arm Lower blade Upper blade None 179. Name the sheet metal operation. Grooving Notching Bending Folding None 180. Name the zinc coated iron? Black iron Tinned iron Stainless steel Galvanised iron None 181. Calculate the weight of steel plate having length of 2000 mm, width of 500 mm, thickness of 4 mm and density of 7.85 g/cm3 21.4 Kg 31.4 Kg 41.4 Kg 50.4 kg None 182. Which sheet metal is highly resistant to corrosion and abrasion? Copper Black iron Aluminium Galvanised iron None 183. What is the formula to calculate the size across flat to flat of regular hexagon? None 184. What is the use of stakes in sheet metal work? | Rest of work Supporting piece Sharpening Folding shapes None 185. What is the material of solder? Welding rod Synthetic element Pure metal or alloy Non metallic element None 186. Which flux used for soldering steel? Ammonium chloride Zinc chloride Resin Paste None 187. What is the purpose of groover? Releasing of seam Compress the seam Closing and locking of seam | Stress relieving during seam operation None 188. What is the material used to manufacture rivets? Rubber Synthetic Hardened steel Mild steel None 189. Name the part marked as x in a rivet? Tail Body Head Diameter None 190. Which is the operation of covering area of the metal with molten solder? Pickling Swaging Seaming Tinning None 191. Which rivet is used in heavy structural work? Pan head rivet Snap head rivet Counter sunk rivet Conical head rivet None 192. What is the name of tool is used to support the snap head rivet? | Dolly Drift Rivet set Rivet snap None 193. Name the riveting defect shown? Improper joining of plates Burrs between plates Rivet head not centred with the shank Body of the rivet not perpendicular to the plate | None 194. Which tool used in sheet metal work to scribe a circle or arc with a large diameter? Spring compass Trammel Wing compass Ordinary compass None 195. Why burr form on the underside of the sheet metal while shearing? No clearance Hardened meta Increase in force Excessive clearance None 196. What is the name of part marked X ? Body Clamp Upper blade Lower blade None 197. What is the use of groover in sheet metal work? | Releasing of seam Compress the seam Closing of seam Stress relieving during seam operation None 198. Which rivets are used in light assembly work? | Pan head rivet Snap head rivet Counter sunk rivet Conical head rivet None 199. What is the tool used to form the other end of rivet head? Dolly Drift Rivet set Rivet snap None 200. What is the name of the notch in sheet metal work? V notch Slant notch Square notch Straight notch None 201. What type of mallet used for hollowing panel beating? | Brass mallet Rubber mallets Wooden mallet Bossing mallet None 202. What is the fault in riveting? Burrs between plates Rivet head not centered Too much allowance given Holes on the plate are not in line None 203. Which stake is used to form an arc of a circle bevelled along one side? Funnel stake Hatchet stake Half moon stake Beak or bick iron None 204. What is the name of supporting tool in sheet metal work? Hatchet stake Funnel stake Half moon stake Round bottom stake None 205. What is the name of the joint in sheet metal? Grooved joint Pane down joint Knocked up joint Double grooved joint None 206. What is the maximum cutting capacity of snip? 1.2 mm thickness 2.0 mm thickness 2.5 mm thickness 3.0 mm thickness None 207. Which one is the personal safety? Keep the machine clean Concentrate on your work Keep the gang way and floor clean Keep the tools at their proper place None 208. Name the mandatory symbol. Stop Give way Guarded Unguarded None 209. Flammable of liquefiable solids are classified as. Class A fire Class B fire | Class C fire Class D fire None 210. Which is the immediate life saving procedure? First Aid Call a doctor Intensive care Medical treatment None 211. Name the warning sign. School Guarded Unguarded Pedestrian crossing None 212. What is the class of fire caused by fire wood, paper, cloth? Class A fire Class B fire Class C fire Class D fire None 213. Which fire extinguisher filled with carbon tetrachloride and bromochlorodifluoromethane (BCF)? Carbon dioxide Halon extinguisher Foam extinguisher Dry powder extinguisher None 214. Which comes under mechanical occupational hazards? Noise Unskilled Unguarded machinery None 215. How to stop the bleeding of an injured person? Tie bandage Apply ointment Apply tincture over the wound Apply pressure over the wound None 216. What is the name of sign? School Guarded Unguarded Pedestrian crossing None 217. What are the three factors causes fire? Fuel, Heat, Oxygen Oxygen, Fuel, Nitrogen Heat, Nitrogen, Oxygen Fuel, Carbon-dioxide, Heat None 218. What is the period referred as golden hours? First 30 minutes after incident First 30 minutes First 45 minutes of admission First 60 minutes after treatment None 219. What is the first step of avoiding accident in workplace? By wearing safety equipment Doing things in one's own way By observing safety precautions Doing things with a highly skilled working practice None 220. What does the symbol denotes? Stop Give way Pedestrian crossing Over taking prohibited None 221. What is the color code of bins for waste paper segregation? Red Blue Black Green None 222. What is the kind of road sign? Police signal Cautionary sign Mandatory sign Information sign None 223. Which fire extinguisher is used for flammable and running liquid fire? Foam extinguisher Halon extinguisher Dry powder extinguisher Carbon dioxide (CO2) extinguisher None 224. What A denotes in ABC of first aid? Air way Attention Arresting Atmosphere None 225. What is the process of breaking down the materials into organic compounds and can be used as manure? Land fills Recycling Composting Burning waste material None 226. What is the color code for plastic waste bin? Red Blue Green Yellow None 227. Name the part of file marked as x | Heel Tang Ferrule File length None 228. What is the use of a try square? To check right angle To check acute angle To check obtuse angle To check straight angle None 229. Which marking media is poisonous? White wash Prussian blue Copper sulphate Cellulose lacquer None 230. Which part of universal surface gauge holds the scriber? Snug Guide pin Rocker arm Fine adjustment screw None 231. A new hacksaw blade after a few stroke, becomes loose because of? stretching of blade wrong pitch of the blade improper selection of saw sets nut thread being worn out None 232. Why breakage of teeth occur easily while sawing of thin walled work pieces and the start of cut? Hand force is too big Cutting section is too short Coarse blade to be used Hand force acts only upon few teeth None 233. Which chisel used for squaring materials at the corners, joints? Flat chisel Cross cut chisel Diamond point chisel Half round nose chisels None 234. Name the part of a hammer marked as x. Face Pein Cheek Eye hole None 235. Which angle is represented by the symbols on the cutting chisel? Rake angle Wedge angle Cutting angle Clearance angle None 236. Name the property of metal which can be drawn into wires without rupture. Ductility Tenacity Elasticity Malleability None 237. What is the spindle movement of one division of thimble with spindle thread of 0.5mm pitch? 0.01 mm 0.10 mm 1.00mm 10. 0mm None 238. What is the reading of a vernier caliper? 35.1mm 35.2mm 35.3mm 35.4 mm None 239. What is the reading of vernier bevel protractor? 18°50' 41°50' 50°50' 58°50' None 240. What is the use of feeler gauge? Check the width Check the height Check the length Check the gap between the mating parts None 241. Read the measurement in the dial calliper. 24.2 mm 24.8 mm 25.2 mm 26.2 mm None 242. What operation is carried out in a gang drilling machine? idle operation Repeated operation of drilling Continuous milling operation Successive operation of drilling None 243. Which is an integral part of the stock in Vernier bevel protractor? Disc Dial Blade Main scale None 244. Name the part marked as x of the file. Heel Edge Ferrule Shoulder None 245. Which file is used to make the job close to the finishing size? Single cut file Curved cut file Second cut file Double cut file None 246. Which file has the parallel edges throughout the length? Hand file Bastard file Rasp cut file Single cut file None 247. What is the material to manufacture bench vice? Tool steel High carbon steel Medium carbon steel Cast iron None 248. Which marking media provide clear lines on machine finished surfaces? White wash Prussian blue Copper sulphate Cellulose lacquer None 249. What is the purpose of slots provided in the slotted angle plate? Job clamping Easy handling Reduce weight Better appearance None 250. Which caliper is used to mark the centre of round bar? Jenny caliper Inside caliper Outside caliper Firm joint caliper None 251. Name the part marked as x. Leg Peg Washer Fulcrum None 252. Name the angular measuring instrument. Bevel gauge Bevel protractor Universal bevel gauge Universal surface gauge None 253. Which is used for filling narrow grooves and angles above 10°? Square file Half round file Triangular file Knife edge file None 254. Name the defect that causes the metal chips to clog between the teeth of file? File bite Pinning of file Warping of file Glazing of file None 255. Which chisel is used for cutting oil grooves? Flat chisel web chisel Half round nose chisel Diamond point chisel None 256. Name the file. Barrot file Riffler file Crossing file Mill saw file None 257. What is the name of vice? Pin vice Pipe vice Hand vice Machine vice None 258. Which grinding machine is used for heavy duty work? Bench grinder Portable grinder Pedestal grinder Surface grinder None 259. Which chisel is used for separating materials after chain drilling? web chisel Flat chisel Cross cut chisel Diamond point chisel None 260. Which file is used for sharpening the teeth of woodworking saws? Barrette file Tinker s file Mill Saw file Riffler file None 261. Where will be the weight of the hammer stamped? Face Pein Cheek Eye hole None 262. What will be the effect if the clearance angle of chisel is less than recommended angle while chipping? Cutting edge cannot penetrate, chisel will slip Cutting edge digs in, cut will be deeper Cutting edge will break Cutting edge of chisel move freely on straight line None 263. Name the property of metal to resist the effect of tensile forces without rupture. Ductility Tenacity Elasticity None 264. Name the part marked as x Anvil Thimble Spindle None 265. What is the accuracy of metric outside micrometer? 0.01 mm 0.001 mm 0.02 mm 0.002 mm None 266. Name the part marked as x . Lip Land Flank Point angle None 267. Which type of taper is provided in the drill shank? Pin taper Metric taper Morse taper Jerno taper None 268. Which is used to remove drills and sockets from the machine spindle? Drift Sleeve Punch Hammer None 269. Name the tap wrench used in the restricted place. Box type tap wrench T handle tap wrench Solid type tap wrench Double ended adjustable tap wrench None 270. In the ISO metric thread, calculate the tap drill size for M 10 x 1.5 thread. 8.2 mm 8.7mm 8.75 mm 8.65 mm None 271. What is the unit of feed in drilling operation? m/rev mm/rev m/min mm/min None 272. Name the part marked as x in vernier caliper. Beam Fixed bar Depth bar Thumb lever None 273. What is the accuracy of protractor head in combination set? 1° 5° 5’ 5’’ None 274. What is the accuracy of a try square? 0.02 mm per 10 mm length 0.004 mm per 10 mm length 0.002 mm per 10 mm length 0.001 mm per 10 mm length None 275. Which punch is used for witness marks? Dot punch Pin punch Bell punch Centre punch None 276. What is the name of the caliper having one leg with an adjustable divider point and other leg is bent? Jenny caliper Inside caliper Outside calliper Spring joint caliper None 277. What is the name of part marked as x in surface gauge? Nut Snug Spindle Scriber None 278. What is the name of part marked as x in combination set? Bevel head Centre head Square head Protractor head None 279. Which type of datum is followed? Edge datum Point datum Centre line datum Reference line datum None 280. What is the name of parallel block? Solid parallel block Tenon parallel block Angular parallel block Adjustable parallel block None 281. Which material is used to manufacture grade A V blocks? Tool steel Carbon steel High quality steel Closely grained cast iron None 282. Which chisel is used for removing materials on the corners of the keyways? Flat chisel Diamond point chisel cross cut chisel Half round nose chisel None 283. Which file is having rows of teeth cut in one direction? Single cut file Curved cut file Second cut file Double cut file None 284. Which file is used for filing wood and leather? Hand file Bastard file Rasp cut file Single cut file None 285. Why the cutting faces of files are slightly bellied on length wise? Get proper grip over workpiece Filing flat surfaces is made easier Permit clearance between file face and the workpiece Ensure more pressure on workpiece while filing None 286. Which pitch of blade is used for cutting bronze, brass and cast iron? 0.80 mm 1.00 mm 1.40 mm 1.80 mm None 287. What happen if the clearance angle of chisel is too high? Slipping of chisel Digging on the surface cutting edge will break Heavy metal removal from the surface None 288. Which type of hammer is used for riveting purpose? Sledge hammer Ball pein hammer Cross pein hammer Straight pein hammer None 289. What is the unit of cutting speed in drilling operation? m/rev mm/ rev m/ min mm/min None 290. What is the name of part marked as x in drill? Lip Land Flank Web None 291. What is the name of part marked as x in drilling machine? Drill chuck Feed handle Driving motor Depth gauge and stop None 292. What is the minor diameter of thread? Minor dia = Major dia - (2 x pitch) Minor dia = Major dia + (2 x pitch) Minor dia = Major dia + (2 x depth) Minor dia = Major dia – (2 x depth) None 293. What is the name of the part marked as X? Spindle Sleeve Thimble Spindle lock None 294. What is the reading of the outside micrometre 50 to 75mm? 63.63 mm 63.00 mm 63.36 mm 63.13 mm None 295. What is the name of the part marked as X ? Beam Main scale Fine adjusting nut Fine adjusting slide None 296. What is the name of the vice? Hand vice Bench vice Tool maker s vice Quick releasing vice None 297. What is the name of the part marked as X ? Tip Heel Tang Safe edge None 298. What is the name of the operation? Marking line at 90° Checking flatness Checking squareness Setting work piece at right angle None 299. Which marking media is applied to rough forgings and castings? white wash Prussian blue Copper sulphate Cellulose lacquer None 300. Which is used to finish the re-sharpened divider point? File Grinder Scraper Oil stone None 301. What is the use of bevel protractor? Check the length Set the work piece Measure the angle Measure the depth None 302. Name the file shown. Riffler file Tinkers file Barrette file crossing file None 303. Which vice is used for holding hollow cylindrical jobs? Pin vice Pipe vice Hand vice Bench vice None 304. What is the pitch of a hacksaw blade used to cut conduit and other thin tubes? 0.8mm 1.0mm 1.4mm 1.8mm None 305. Which metal cutting saw is used for cutting different profiles? Power saw Circular saw Contour band saw Horizontal band saw None 306. What is the reason for scratches produced on filed surface? Pinning Glazing File bite warping None 307. What is the name of chisel? Flat chisel Web chisel Cross cut chisel | Diamond point chisel None 308. Why slight convexity is given on the face of hammer? To make effective striking To avoid digging of the edge To allow even load on striking To prevent damage to work surface None 309. What is the name of a hammer? Mallet hammer Ball pein hammer Cross pein hammer Straight pein hammer None 310. What is the name of angle between the axis of chisel and job surface while chipping? Rake angle Point angle Clearance angle Angle of inclination None 311. What is the property of metal that permits no permanent distortion before breaking? Tenacity Hardness Brittleness Toughness None 312. Name the part marked as x in depth micrometre. cap Lock Stock None 313. Why the hand taps are chamfered at the lead? Aligning Finishing Strengthening Gripping None 314. What is the name of drilling machine? Pillar drilling machine Gang drilling machine Bench drilling machine Radial drilling machine None 315. What is the reading of an outside micrometre (British)? 0.309 0.329 0.359 0.360 None 316. What is the reading of vernier caliper? 30.20mm 30.40mm 35.20mm 35.50mm None 317. Why surface plates are made of stress relieved good quality cast iron? | To prevent corrosion To prevent breaking To prevent distortion To prevent thermal expansion None 318. What is the main advantage of adjustable parallel block? To set different angle To set different depth To set different length To set different height None 319. Which part of universal surface gauge is used to set scriber at required position exactly? Snug Guide pin Rocker arm Fine adjustment screw None 320. Convert one metre into millimetre. 10 mm 100 mm 1000 mm 10000 mm None 321. What is the name of V block? V grooved V block Single level single groove v block Double level single groove V block Single level double groove V block None 322. What is the name of the part marked as x in combination set? Rule Scriber Clamp nut Spirit level None 323. Which caliper is used to find the centre of round bars? Inside caliper Jenny caliper Vernier calliper outside calliper None 324. What is the name of angle marked a in chisel? Rake angle Wedge angle Cutting angle Clearance angle None 325. Which chisel is used for cutting curved grooves? Flat chisel Web chisel Cross cut chisel Half round nose chisel None 326. What is the weight of hammer used for marking purpose? 200 grams 250 grams 300 grams 450 grams None 327. What is the effect of improper method of diagonal filing? Uneven surface finish Scratches on the surface Convexity on the surface Improper finish on surface None 328. Which chisel is used to remove excess metal from welded joint and castings? Flat chisel Web chisel cross cut chisel Half round chisel None 329. Why chalk is applied on the face of the file? To reduce excessive pressure To increase chip removed rate To reduce penetration and pinning To increase penetration and pinning None 330. What is the use of fine pitch hacksaw blades? To cut soft metal To cut high speed steel To cut high carbon steel To cut conduit and other thin tubes None 331. Calculate the tap drill size for M10 x 1.25. 8.8 mm 8.7 mm 8.75 mm 8.65 mm None 332. What is the name of portion left between flutes in a drill? Lip Web Point Shank None 333. Which part of outside micrometer ensure a uniform pressure between the measuring surface? Anvil Thimble Spindle lock Ratchet stop None 334. Which part of the vernier height gauge is an integral part of the main slide? Jaw Base Beam Jaw clamp None 335. What is the principle of micrometer? Sliding Screw and nut Rack and pinion Worm and worm wheel None 336. How the wide range of depth can be measured by depth micrometer? Lengthy sleeve Lengthy spindle Adjustable base Equipped with a set of extension rods None 337. What is the reading in inch micrometer? 0.789 0.787 0.783 0.715 None 338. Which part of the bevel protractor contact with the inclined surface while measuring? Dial Disc Blade Stock None 339. Which part in drilling machine is to achieve different speed? Flat pulley Jockey pulley Stepped pulley Fast and loose pulley None 340. What is the part marked as x in pedestal grinder? Tool rest Eye shield Wheel guard Grinding wheel None 341. What is the name of file? Hand file Rasp cut file Single cut file Curved cut file None 342. What happens if the vice handle is over tightened? Spindle damage Hard jaw damage Fixed jaw damage Movable jaw damage None 343. Which caliper provide fine adjustment of dimensions? Inside caliper Odd leg caliper outside caliper Spring joint caliper None 344. Which metal cutting saw is used to cut large cross section area? Power saw Contour saw Circular saw Horizontal band saw None 345. Why marking tables are made up of cast iron? Self lubricating Make more rigidity Maintain the accuracy Prevent thermal expansion None 346. Which file is used for manufacturing of dies and moulds? Rotary file Tinkers file Barrette file Rasp cut file None 347. What is the method of removing metal chips clogged between the teeth of files? Brush Wire brush Copper strip Chalk powder None 348. Which vice is used for holding small work that requires filing or drilling? Pin vice Pipe vice Hand vice Tool maker svice None 349. Which hacksaw blade is used for cutting along curved lines? HSS blade All hard blade Flexible blade Diamond blade None 350. Which chisel is used for cutting keyways? Flat chisel Cross cut chisel Punching chisel Diamond point chisel None 351. Name the part marked X in hammer? Pein Face Cheek Eye hole None 352. What is the purpose of Crowning on the cutting edge of chisel? Prevent slipping of chisel Prevent digging of corners Allow chisel to move freely on straight line Allow cutting edge to penetrate into the work None 353. How to prevent the tool rubbing against the work surface in metal cutting process? Decrease lip angle Increased rake angle Increase clearance angle Decrease tool wedge angle None 354. Name the property of metal that withstand shock or impact? Tenacity Hardness Brittleness Toughness None 355. Which part is the measuring face fitted to the frame of outside micrometer? Anvil Barrel Spindle Ratchet stop None 356. How the drill chucks are held on the machine spindle? By arbor By sockets By sleeves By special clamp None 357. Which drilling machine, the spindle head is moved towards or away from the column? Pillar drilling machine Gang drilling machine Radial drilling machine Sensitive bench drilling machine None 358. Which type of screw threads are rounded at the crest and root? B.A thread B.S.F thread S.W thread ACME thread None 359. What is the name of tap wrench? Box type tap wrench solid type tap wrench T Handle tap wrench Adjustable tap wrench None 360. What is the formula to calculate tap drill size? Tap drill size = Major dia – (2 x depth) Tap drill size = Major dia + (2 x depth) Tap drill size = Major dia - (2 + depth) Tap drill size = Major dia + (2 + depth) None 361. What is the reading of vernier caliper with inch graduations? 1.068 1.459 1.418 1.409 None 362. Which part of combination set is used to mark and check angle of 90° and 45°? Rule Centre head Square head Protractor head None 363. Why ribs are provided in the angle plate? Provide flatness Prevent distortion Provide squareness Support the machined surface None 364. Identify the type of V blocks? Single level single groove Single level double groove Double level single groove Double level double groove None 365. How much carbon content of steel is forgeable? Up to 1.2 % Up to 1.2 % Up to 1.9 % Up to 2.1 % None 366. Which cutting fluid used for drilling in cast iron? Dry air jet soluble oil Mineral oil Vegetable oil None 367. Name the part marked as x in radial drilling machine. Base Spindle Radial arm Spindle head None 368. Select the spindle speed (rpm) for H.S.S drill diameter 24 mm and cutting speed (V) = 30 m/min to drill mild steel. 275 rpm 300 rpm 400 rpm 450 rpm None 369. Which one is used to bring the plates closely together after inserting the rivet in the hole? Drift Dolly Rivet set Caulking tool None 370. What is the use of bent snips? Groove cut Zigzag cut Straight cut Circular cut None 371. Name the part of lever shear marked as x. Base plate Lever arm Lower blade Upper blade None 372. Name the zinc coated iron? Black iron Tinned iron stainless steel Galvanised iron None 373. Calculate the weight of steel plate having length of 2000 mm, width of 500 mm, thickness of 4 mm and density of 7.85 g/cm3. 21.4 Kg 31.4 Kg 41.4 Kg 50.4 kg None 374. Which sheet metal is highly resistant to corrosion and abrasion? Copper Black iron Aluminium Galvanised iron None 375. What is the formula to calculate the size across flat to flat of regular hexagon? 2a √2a √3a 3a None 376. What is the use of stakes in sheet metal work? Rest of work Supporting piece Sharpening Folding shapes None 377. What is the material of solder? welding rod Synthetic element Pure metal or alloy Non metallic element None 378. Which flux used for soldering steel? Ammonium chloride Zinc chloride Resin Paste None 379. What is the purpose of groover? Releasing of seam Compress the seam closing and locking of seam Stress relieving during seam operation None 380. What is the material used to manufacture rivets? Rubber synthetic Hardened steel Mild steel None 381. Name the part marked as x in a rivet? Tail Body Head Diameter None 382. Which is the operation of covering area of the metal with molten solder? Pickling Swaging Seaming Tinning None 383. Which rivet is used in heavy structural work? Pan head rivet Snap head rivet Countersunk rivet None 384. .What is the name of tool is used to support the snap head rivet? Dolly Drift Rivet set Rivet snap None 385. Name the riveting defect shown? Improper joining of plates Burrs between plates Rivet head not centred with the shank Body of the rivet not perpendicular to the plate None 386. Which tool used in sheet metal work to scribe a circle or arc with a large diameter? Spring compass Trammel Wing compass ordinary compass None 387. .Why burr form on the underside of the sheet metal while shearing? No clearance Hardened metal Increase in force Excessive clearance None 388. None 389. What is the name of part marked X? Body Clamp Upper blade Lower blade None 390. What is the use of groover in sheet metal work? Releasing of seam Compress the seam Closing of seam Stress relieving during seam operation None 391. Which rivets are used in light assembly work? Pan head rivet Snap head rivet Countersunk rivet Conical head rivet None 392. What is the tool used to form the other end of rivet head? Dolly Drift Rivet set Rivet snap None 393. What is the name of the notch in sheet metal work? V notch slant notch Square notch Straight notch None 394. What type of mallet used for hollowing panel beating? Brass mallets Rubber mallets Wooden mallet Bossing mallets None 395. Which stake is used to form an arc of a circle bevelled along one side? Funnel stake Hatchet stake Half moon stake Beak or bick iron None 396. What is the name of the joint in sheet metal? Grooved joint Pane down joint Knocked up joint Double grooved joint None 397. What is the maximum cutting capacity of snip? 1.2 mm thickness 2.0 mm thickness 2.5 mm thickness 3.0 mm thickness None 398. What is the name of supporting tool in sheet metal work? Funnel stake Hatchet stake Half moon stake Round bottom stake None 399. Which riveting tool is used to form the final shape of rivet? Drift Dolly Rivet set Rivet snap None 400. What is the name of riveting defect? Too little allowance on shank Too much allowance on shank Rivet head not centered with shank Head of rivet not perpendicular to shank None 401. Name the tool used to make fluid tight joint in riveting? Drift Rivet snap Fullering tool Caulking tool None 402. What is the name of tool used to cut thicker sheets? Bend snips Lever shears Straight snips Circle cutting machine None 403. Which stake is used for making sharp bends? Funnel stake Hatchet stake Half moon stake Beak or bick iron None 404. What is the name of stake? Horse Bick iron Funnel stake Creasing iron None 405. Which flux is used for soldering tin sheets? Resin Paste Zinc chloride Ammonium chloride None 406. What is the seam used in sheet metal joint for roofing and panelling? Lap seam Double seam Grooved seam Double grooved seam None 407. What is rivet interference? Arrest the crack Facilitate easy bending Make good appearance Allow clearance between the ends None 408. What is the reason for faulty rivetting? Burrs between plates Too little allowance given Improper joining of plates Too much allowance given None 409. How the distance of first rivet is determined from the side edge? 3x dia of rivet | 3 x 2 x dia of rivet 2.5 x dia of rivet 3.5 x dia of rivet None 410. What is the part marked as x in the hand shearing machine? Clamp Lever arm Lower blade Upper blade None 411. What is the advantage of stakes in sheet metal work? Sharpening Supporting Rest of workpiece Protect the tool from damage None 412. What is the tool marked as x in riveting? Dolly Rivet set Fullering tool Caulking tool None 413. What is the fault in riveting? Too little allowance Burrs between the plates Holes on the plate not in line Rivet body not perpendicular None 414. Which tool is used to make fluid-tight joint by pressing the riveted edge plate? Dolly Drift Caulking tool Fullering tool None 415. Why allowance is required while making various types of hems and seams? To make good appearance To prevent damage to the edges To prevent over lapping at the seam Maintain correct size and improve the strength None 416. Which sheet metal is easiest to joint and solder? Tinned plate Lead Galvanised iron Stainless sheet None 417. Which metal is very soft and heavy in sheet metal work? Black iron Aluminium Copper sheet Lead None 418. Which sheet metal withstand contact with water and exposure to weather? Black iron Copper sheet Stainless sheet Galvanised iron None 419. hat is the purpose of drift in riveting operation? Position the rivet Make metal to metal joint Align the holes to be riveted Prevent damage to rivet head None 420. Name the tool marked as X in riveting. Drift Rivet snap Caulking tool Fullering tool None 421. Which hammer is suitable for riveting? Plastic hammer Ball pein hammer Cross pein hammer Straight pein hammer None 422. Which notch is cut at an angle of 45° to the corner of the sheet metal? Wire notch Slant notch square notch Straight notch None 423. Name the joint made by fastening two edges of sheet metal together Hem Seam Notch Groove None 424. What is the flux used for soldering in the form of powder and evaporates while heating? Resin Zinc chloride Hydrochloric acid Ammonium chloride None 425. Name the type of seam. Lap seam Double seam Grooved seam Double grooved seam None 426. Which rivet is used to avoid the projection of rivet head? Pan head rivet Snap head rivet Conical head rivet Countersunk head rivet None 427. What is the minimum distance between the rivets to avoid bucking? 2D 2.5D 3D 3.5D None 428. Which type of filler rod is used in gas welding of stainless steel? Pure aluminium Copper silver alloy Columbium stainless steel Copper coated mild steel None 429. Name the gas welding defect. Porosity Lack of fusion Oxidised weld Incomplete penetration None 430. What will cause if the nozzle touches the molten pool? Spark Smoke Back fire Flash back None 431. Name the joint in the arc welding. Flush corner joint Single fillet lap joint Half open corner joint Full open corner joint None 432. What is the function of AC welding transformer? It converts to low voltage high current ampere It converts to high voltage and low current ampere It converts to low voltage and low current ampere | It converts to high voltage and high current ampere None 433. What is the disadvantage of AC welding transformer? More initial cost Not free from arc blow More maintenance cost Not suitable for welding non ferrous metal None 434. Which arc welding machine can be used anywhere in the field work even away from electric lines? Rectifier set Motor generator set Engine generator set AC welding transformer None 435. Which arc welding machine provides better heat distribution in the electrode and job? Rectifier set Motor generator set Welding transformer Engine generator set None 436. What is the colour painted on the acetylene gas cylinders? Black Green Blue Maroon None 437. What is the angle to be maintained in the blow pipe and filler rod in the leftward welding technique? 60° & 30° 50° & 40° 30° & 50° 60° & 40° None 438. Q11.Which factor determine the current setting during welding? Types of joint Position of weld Length of electrode Diameter of electrode None 439. What is the OCV for welding in step-down transformer which reduces the main supply voltage (220 or 440 volts)? 40 and 100 volt 50 and 100 volt 30 and 20 volt 20 and 25 volt None 440. Which is the welding machine designed to supply both A.C and D.C current for welding ferrous and non-ferrous metals using all types of electrode? Rectifier set Transformer set Motor generator set Engine generator set None 441. Name the safety operation carried out in welding plant shown in the figure? Compressor used to force out fuses Cooling the surface to clear gases Water forced to clean the surface Exhaust duct capture fuses and gases None 442. Identify the part marked as x. Safety plug Steel bottle Valve spindle Dissolved acetylene None 443. What is the name of distortion occurs in the weld direction? Angular distortion Bending distortion Longitudinal distortion Transverse distortion None 444. What is the name of the the metal edge in an angle during welding and cutting operations? Kerf Drag Bevel Gouging None 445. Why the cylinder keys are not removed from the cylinder while welding? To prevent gas leak To adjust the gas supply To open and close frequently To close quickly in case of fire None 446. Which process blow out the cylinder valve socket before connecting the regulator? | Cracking Back fire Flash back Pressure testing None 447. None 448. What is the oxygen cylinder colour? Red Blue Black Maroon None 449. .What is the name of PPE? Portable screen Chipping goggles Welding hand screen Welding helmet screen None 450. What is the purpose of cellulosic electrode in arc welding process? Very easy to remove the deposited slag Used for high strength steel It is used for low carbon steel It is suitable for all position None 451. What is the name of the part marked as X ? Preheat control valve Oxygen control valve Horizontal adjustment Vertical adjustment None 452. What is the storing capacity of oxygen cylinder? 7 m3 10 m3 14 m3 15 m3 None 453. What is the equipment used to protect the body from flying spark during gas cutting? Leather cap Leather apron Leather shoes cutting goggles None 454. How to extinguish the flame after use in gas welding? Shut off oxygen and dip blow pipe in water Shut off oxygen and acetylene valve at a time Shut off oxygen valve first next acetylene valve Shut off acetylene valve first next oxygen valve None 455. Why humming sound effects during arc welding? | Long arc length Speedy welding Short arc welding Normal arc length None 456. Which internal defect in welding is invisible to naked eye? Spatter Porosity Undercut Stray arc None 457. What is the name of the angle marked x in the reamer? Rake angle Flute angle Helix angle Clearance angle None 458. What is the name of the process of finishing the drilled hole? Reaming Spot facing Counter boring Countersinking None 459. Why hand reamers have uneven spacing of teeth? | Reduce chattering Remove more metals Increase the efficiency Increase the life of the tool None 460. What is the angle of countersinking for riveting? 75° 80° : 90° 120° None 461. What is the purpose of clearance angle in twist drill? | Prevent rough holes Prevent over size holes Prevent unequal angle of cutting edges Prevent friction of drill behind the cutting edges None 462. What is the reason for overheated drill while drilling? Drill held not correctly Work is not rigidly held Clearance angle is incorrect Flutes are clogged with chips None 463. What is the name of the operation to enlarge the hole for given depth? Reaming Spot facing Counter boring Countersinking None 464. What will happen if the clearance angle of drill is more? Cutting edge will be blunt Cutting edge will not be sharp Cutting edge will become weak Cutting edge will not cut material None 465. What is the name of the element marked as x of the thread? Root Lead Pitch Flank None 466. What will happen if the spindle running out of centre while drilling? Drill will break Drills are over heated Drill make rough hole Over sized holes are made None 467. What A represents in grinding wheel specification 32446H8V? Grade Grain size Type of bond Type of abrasive None 468. None 469. What is to be done after dressing the grinding wheel to run concentric? Truing Glazing Loading Dressing None 470. What is the name of the fit? Transition fit Clearance fit Shrinkage fit Interference fit None 471. what is the term of the algebraic difference between a size, to its corresponding basic size? Deviation Upper deviation Lower deviation Actual deviation None 472. What is the upper limit of the component size 0.005 0.008 19.995 20.008 None 473. What is the term used for the relationship exists between two mating parts? Fit Limit Tolerance Tolerance None 474. What is the least count of vernier micrometer? 0.01 mm 0.02 mm 0.001 mm 0.002 mm None 475. what is name of the tool? Flat scraper Hook scraper Half round scraper Three square scraper None 476. Which part of vernier micrometer is marked with vernier scale graduation? Anvil Frame Thimble Barrel None 477. Which instrument is used to measure the effective diameter of screw threads? Screw pitch gauge Outside micrometre Screw thread micrometer Screw thread calliper gauge None 478. What is the name of part marked x in dial gauge? Anvil Stem Pointer Plunger None 479. What is the lower limit of size, if dimension is stated as 24.85 mm 24.75 mm 25.00 mm 25.021 mm None 480. What is the name of system if the size of the hole is kept constant, shaft is varied? Bilateral system Unilateral system Hole basis system Shaft basis system None 481. What is the algebraic difference between the actual size and its corresponding basic size? Deviation Tolerance Actual deviation Upper deviation None 482. Which device is used in conjunction with dial test indicator? Chuck Stand Tool rest Bench vice None 483. Which scraper is used to scrape small diameter holes and deburing edges of holes? Flat scraper Hook scraper Triangular scraper Bull-nose scraper None 484. Which surface is used for scraping large bearing surface? Flat scraper Hook scraper Triangular scraper Bull-nose scraper None 485. What is the difference between maximum limit of size and the minimum limit of size? Tolerance Basic size Limits of size Upper deviation None 486. Which is grade of tolerance? Bilateral tolerance Unilateral tolerance Fundamental tolerance Fundamental deviation None 487. What is the maximum limit of size if the basic size of the hole is 25 mm and the deviation is +- 0.2mm? 25.2 mm 24.8 mm 25.02 mm 24.08 mm None 488. What is the name of part marked x? Dial vernier caliper Vernier micrometre Dial test indicator lever type Dial test indicator plunger type None 489. What is the name of fit? Transition fit Shrinkage fit Clearance fit Interference fit None 490. What is the maximum limit of size if size on drawing is 20-0.12 -0.21? 19.988 19.979 20.012 20.021 None 491. Which term indicates the difference between the maximum limit of size and minimum limit of size? Deviation Tolerance Actual size Upper deviation None 492. Which type of fit, the tolerance zone of hole is below the tolerance zone of shaft? Transition fit Clearance fit Shrinkage fit Interference fit None 493. Which term indicates the algebraic difference between the actual size and its corresponding basic size? Deviation Actual deviation Upper deviation Lower deviation None 494. What is the name of the tool? Flat scraper Hook scraper Half round scraper Triangular scraper None 495. What is the name of the part marked X of lever type dial test indicator? Pivot Lever Stylus Scroll None 496. What is marked as X in hole basic system? Tolerance Maximum dia Lower deviation Upper deviation None 497. What is the expression of 30H7/g6? Limits Deviation Tolerance Fit None 498. What is the name of the lathe specification of marked as x? Length of the bed Centre height of lathe Length between centre between centre None 499. What is the name of the part marked 'X' in the lathe carriage? Tool post Top slide Cross slide slide None 500. What is the merit of three jaw chuck in lathe machine? Work can be set with ease Run out cannot be corrected hexagonal components can be held Only round and hexagonal components can be held None 501. What is the name of the part marked x? Body Back plate jaw External jaw None 502. What is the de-merit of four jaw chuck? Jaws are reversible Irregular shape job can be hold Heavy cuts Heavy cuts can be given None 503. Which type of rake angle make slope from the front towards back of the tool? End rake angle Side rake angle rake angle Negative rake angle None 504. What will be the effect, if the carriage is not locked while facing? Correct face Convex face face Concave face None 505. What is the name of the operation carried out in turning to remove burr and sharpness from the edge of component? Grooving Chamfering turning Step turning None 506. Find out the spindle speed for turning dia 40 mm cast iron rod, if the cutting speed is 15 m/min? 119.3 rpm 100.3 rpm 210.3 rpm 219.3 rpm None 507. Which gauge is used to compare the profile of thread? Plug gauge Feeler gauge Radius gauge gauge None 508. What is the name of the operation? Square shoulder Filleted shoulder shoulder Bevelled shoulder None 509. Which is the vertical distance from crest to the root? Lead Flank Pitch Depth None 510. Calculate the blank size for external threading M16 x 2.0 14.0 mm 15.8 mm 15.0 mm 16.0 mm None 511. Which type of thread is used in screw jack? Vee thread Acme thread thread Knuckle thread None 512. What is the name of the part marked X? Bed Tail stock Feed shaft shaft None 513. Which part is mainly supporting the lengthy job in lathe machine? Face plate Steady rest carrier Dog carrier None 514. What is the name of part marked as x of three jaw chuck? Body Back plate jaw Internal jaw None 515. What is the de-merit of 3 jaw chuck? Work can be set with ease Internal and external jaws are available Accuracy increases Accuracy decreases None 516. Which tool materials are manufactured by powder metallurgy technique? Carbides High speed steel Low carbon steel High carbon steel None 517. Which angle of the tool prevents from getting jammed in the groove and causes breakage? Side rake angle Side relief angle clearance angle Side clearance angle None 518. What is the defect caused if the tool is not . set to the correct centre height while facing? Convex face Concave face Pip left in the centre left in the centre None 519. What is the unit of cutting speed in turning? mm/sec m/sec m/min mm/min None 520. What is the type of operation is carried out? Straight groove Vee groove groove Round groove None 521. What is the name of portion between root and crest of the thread? Root Flank Depth Rack None 522. What is the principle of dial test indicator? Sliding Screw and nut Rack and pinion pinion None 523. Which dimension is measured by using screw thread micrometer? Pitch of screw thread Minor dia of screw thread Major radius of screw thread Major dia of screw thread None 524. What type of power transmission is transmitted by spur gear? Parallel transmission Angular transmission Intersecting transmission transmission None 525. How many types of bed ways are in centre lathe machine? 2 3 5 6 None 526. What is the use of screw pitch gauge? Check lead of the thread Check the pitch of the thread Check the minor radius of thread Check the minor dia of thread None 527. What is the name of instrument? Vernier micrometre Outside micrometre Two wire micrometre Three wire micrometre None 528. What is the name of part marked as x in centre lathe? Apron Saddle slide Gross slide None 529. what is the name of part marked as x? Clutch Feed selector spindle Lathe spindle None 530. What is the name the specification of lathe marked as x? Bed length Centre height diameter Swing diameter None 531. What is the purpose of back gear unit in lathe machine? Reduce the spindle speed Increase the spindle speed Quick change spindle speed Show change spindle speed None 532. What is the name of gauge? Ring gauge Screw Pitch gauge gauge Feeler gauge None 533. What is the range of pitch that can be measured by screw thread micrometer? 0.01 to 0.5 mm 0.02 to 3.5 mm 0.25 to 3.5 mm 0.27 to 3.5 mm None 534. What is the range of metric screw thread dimension is measured by screw thread micrometer? M1 to M6 M1 to M12 M1 to M30 M1 to M35 None 535. Which chart is used to record the skill of the operator in practice? Testing chart Levelling chart Geometric chart Performance chart None 536. Which thing comes under personal security equipment? Clothes Helmet Black spectacles All of above None 537. What are the deficiencies in personal safety equipment? Very small Damage again Unable to eliminate None of these None 538. What are the types of personal safety equipments On the basis of protection Depend on hazard Depend on clothes All of these None 539. None 540. How does the breathing machine secure the user? ( In breathing In sleeping ( In walking In working None 541. . The causes of breathing? Which is the example of breathing equipment? Gas Mask Particle institution (a) or (b) None of these None 542. Which institute is situated in USA? NIOSH AIDS health care foundation (a) and (b) None of these None 543. Industrial skin diseases are. Skin Cancer infection disease Man Wearning Goggles All above None 544. What is shown in a painting of 1568? Dying man Safety clothes person Wear goggels Breathing person None 545. The best method to avoid accident is Old work method Own work method Safety with job machine and work Safety furnishings None 546. Which is the secure method of working? Effective method Old method Fastly work None 547. The accident causes due to Personal safety General Safety Machine safety All of above None 548. Best solution to avoid accident is Wear the safety clothes Safety with job and work Own method work Actual Method None 549. Fire is a mixture of Tempeature, mixture and heat Heat, Gas and Fuel Oxygen, heat and fuel Wood carbondioxide and heat None 550. Soda acid fire extinguisher is used to extinguish. Wood fire Electrical fire Petroleum fire Gas fire None 551. The fire extinguishers are made of which metal? Copper Iron Brass Aluminium None 552. Which extinguisher is used for oil fire? C.T.C Substance Soda Acid Foam fire None 553. Carbonicius fire is Wood fire electric fire Oily fire gas fire None 554. The use of foam fire extinguisher is used to extinguish the Electric fire Oily fire Gas fire Carbon dioxide None 555. . Fire extinguishers should be used to extinguish electrical fire. C.T.C Fire Extinguisher Foam Fire Extinguisher Soda acid ) Fire Extinguisher None 556. . If accident occurs during working then Stand in crowd Run away Information of accident information of accident Hide the incident None 557. If the fire on electric wires is to be extinguished then ) Put Water on it C.T.C fire extinguishers Put water and soil on it Hide the accident information None 558. If a machine gets damaged during working then Leave the machine and run away Switch off the machine Give detail about that Should not tell the detail. None 559. What is used to stop the electrical fire in factories? Water Soil C.T.C fire extinguisher Dry powder None 560. The C-Class fire is shown in the figure. What is used to stop it? Carbon dioxide extinguisher C.T.C extinguisher Dry powder Water extinguisher None 561. D-class fire is shown in figure. What is used to stop it? Carbon dioxide extinguisher C.T.C extinguisher Dry powder extinguisher Water extinguisher None 562. Which warning sign is shown in figure? Danger to electric shock Danger of fire Toxic hazard Risk of explosion None 563. Which warning sign is shown is figure? Danger to electric shock Danger of fire Toxic hazard Risk of explosion None 564. Which is the suitable agent extinguisher for burning electric wire? Water Carbon dioxide Carbon Tetrachoride Foam None 565. If a patient does not respond properly to the mouth to mouth breating process then. What should be done? Search different detail Check break bones Body keep in blanket Check up the bones and eyes None 566. Which from the following is a fire extinguisher? Fire extinguishers Canvas sheet Sand and water buckets All of those None 567. B class fire's things are shown in figure This fire breaks dut to............ Flammable and filtable Wood cloth and paper Gas and diluted object Electrical equipment None 568. Class A fire material is shown in figure Which extinguisher is used to control the fire? Fire exunguamen water jet Sand and water buckets All of those None 569. . The warning sign shown in the figure is a sign of The risk of fire The risk of electric shock Toxic hazard Risk of hazard None 570. This is represented in the figure. Danger of fire Danger of electric shock Poisonous hazad Risk of dangers None 571. . Warning sign shown in the figure. Head risk Electrical Shock risk Poisonous risk Risk of danger None 572. The warning sign shown in the figure is a sign of A risk of head The risk of shock of electricity Dangerous Risk of danger None 573. Which fire extinguisher is suitable for a burning wire? Water Carbondioxide Carbon tetrachloride Foam None 574. What should be done if a patient does not respond after giving artificial respiration? Find immediate medical help Break bones check-up Cover the body with blanket Check-up of bones and eyes. None 575. The best way to avoid accident is...... Wearing safety equipment Follow the instruction of job, machine and work Own work Work with right process None 576. Fire is a mixture of. Heat, ligh Fuel, heat and gas Oxygen, heat and fuel Wood, carbon, dioxide and heat None 577. The meaning of '5S'? Sort, systematic, Segregation, Standardization and Sustain Sort, set, shine, standardization Sort, sequence, segregation, standardization, sustain Sort, set, systematic, standardization sustain. None 578. What is the advantage of 5S? Increasing hygiene ) Increasing productivity Increasing production rate Maintaining production rate None 579. . First aid box should have all items and placed in. Important location Maching area Easily in the access point None 580. Which type of fire extinguisher has foam, water and chemical? Class (B) Class (C) Class (A) Class (D) None 581. What will be the effect of low current on human body? Balance will lose and fall Minor irritation on the space Will lose his senses ) Burn skin None 582. What should be done firstly if a problem arises in running machine? Start shouting Run electric panel Call Seniors Press the red button in front None 583. Personal safety equipment is necessary when Bosses get hurt Employees are hurt An employee asks for it Engineering, methodology, administrative control None 584. Who is responsible for providing personal safety equipment to yor? Your boss ) Your supervisor You colleague You own None 585. For the sefety of operator and others, machine quards should be fit in. Running nip point in Flying chip and spark The moving part all of the above None 586. What is the least count of steel rule? 0.5 mm 0.1 mm 0.2 mm 0.7 mm None 587. Which type of tool is steel rule? in Direct Measure Direct Measure Micro measure All of the above None 588. Which type of measurement can be taken by steel rule? Proportional Symmetry Exceptional/phenomenal Microscopic/minute None 589. Shrink Rule is used To make wooden item In sheet metal In pattern maker All of the above None 590. . SI unit of measurement is Inch Foot Yard Meter None 591. SI unit of weighing (weight) Gram Joule Pound Neuiton None 592. None 593. SI unit for time. Hours Second Minute All of the above None 594. Folding rule is used in Moulding shop Corpentary shop Fitting shop Welding shop None 595. . Canvas tapes are used To measure small distance To measure large distance For simple (normal) work ) All of the above None 596. Standard steel rule is made of... ) Stainless Steel Alloy Steel Mild Steel Brass None 597. To take accurate measurement by rule Rule should be thick. It should look and glare like chrome steel. It should have minimum thickness H None 598. Shrink rule is used to make Keyways Dies Pattern All of these None 599. The Unit of length in Metric system.. Micron Millimetre Centimetre None of these None 600. The unit of length in British system Foot Inch Yard None of these None 601. Normally in workshop (i) 150 mm (ii) 300 m (iii)..................size steel rules are used. 400 mm 500 mm 600 mm 450 mm None 602. Standard Steel rule length is 150 mm to..... 400 mm 1200 mm 500 mm 600 mm None 603. The Unit of length in metric system is.. inch foot cm None 604. Minimum measurement by rule in metric system is...................and in british system 1/64 inch 0.5 mm 0.1 mm 0.7 mm 0.6 mm None 605. Key steel rule is used for marking on.. shaft. .round Hole Counter Sink Bore Keyways None 606. . Draftsman uses the scale for measurement Upper Ratio Ratio none None 607. No error is created by taking measurement with steel rule at right angle. Volume Measure ratio scale None 608. What metal is used in ordinary Caliper? Tool Steel Mild Steel Carbon Steel Carbon Steel None 609. The size of Caliper is taken from.. Total length Length of legs Point to rivet center None of these None 610. The legs of Jenny Caliper are Both legs straight and sharp Both legs bend towards inside Both legs bend towards outside One straight and sharp and second bend towards inside. None 611. Jenny Caliper is also called.. Hermaphrodite Caliper Transfer Caliper Marking Caliper None of these None 612. Jenny Caliper is also called odd leg caliper and... Hermaphrodite Caliper Transfer caliper Inside caliper Outside caliper None 613. According to joint normally Caliper are of firm joint and. Pivot Spring joint Peg Leg None 614. The least count of caliper is 0.5 in mm and.. in inch. 1/4" 1/6" 1/64" 1/32" None 615. The size of caliper is from centre of rivet to Pivot ) Leg point Leg Peg None 616. Caliper can be quickly set. Firm joint Butt joint Lap joint Spring joint None 617. The outside caliper is... instrument. Direct Indirect Firm Spring None 618. . The size of Jenny caliper is to taken from centre of rivet to...... Working point Leg Peg Pivot None 619. The work of automatic centre punch is ( To mark the lines permanently Drill centre Ensuring the punching ) Fine punching None 620. The work of hard punch is To mark the lines permanently Drill centre Hole in soft sheet Fine punching None 621. . Hollow punch is used in Making holes in soft sheet Positioning the drill centre Punching on soft metals Fine punching None 622. Pin punch is used in Making holes in soft sheet Positioning the drill centre To draw the pin To draw the lines permanently None 623. The pointangle of prick punch is ) 40° 60° 30 90° None 624. Hollow punch is used for Making holes in Leather Mild Steel Copper Brass None 625. Dot punch's angle is.. 45° 90° 60° 30° None 626. centre punch is grinded at an angle of... 90° 60° 30° None 627. Bell punch is used to find out centre of. Square rod Round rod Triangle Rohombus None 628. . Drilling place is marked by ) Centre punch Dot punch Prick punch stee Hollow punch None 629. The work of hammer is For the metal For bending the metal For striking the object All of these None 630. The specification of hammer is Weight and peen ) Length of handle Weight of peen Size of eye hole None 631. The work of nylon hammer is For assembling parts Heavy work For removing nail For making head of rivet None 632. The work of power hammer ) For easy work ) For easy work For removing nail Assembling of parts None 633. The work of hand hammer is For heavy work For assembling parts Removing nail in fitting shop None 634. The part of hammer is Peen Cheek and face Neck and eye hole None of these None 635. The work of ball peen hammer is Marking, chipping and riveting ) V slots and making internal corners In making slot channels In forging works None 636. H The work of cross pin are Marking chipping and riveting ) V slots and making internal corners In making slot channels In forging works None 637. The work of straight channel hammer is Marking chipping and riveting V slots and making internal corners In making slot channels In forging works mer None 638. _________hammer is used to remove nail. ) Ball peen ( Straight peen Claw ) Sledge None 639. What is the shape of peen of ball peen hammer. Straight Cross Up All None 640. _______hammer is used to give stroke on finished part Soft Ball peen Straight peen Sledge None 641. Hand hammer eye hole is.. towards centre Round Long Oval type All None 642. Hand hammer eye hole is in shape. Round Long Oval All None 643. Hammer size is taken according to it's Peen Weight Handle Working None 644. Hammers which are used in fitting shop are made from ( Copper Drop forged steel C.I Brass None 645. Ball Peen hammer's peen is in shape Square Round Triangle ) Half round None 646. . Hole of hammer is generally in Oval type and taper shape Round Half round Square None 647. The hammer made of wood is called Sledge hammer Cross peen hammer Mallet None None 648. . hammer contain both edges covered with leather piece Sledge hammer Raw hide hammer Mallet None of these None 649. Hammer which have weight above than 2 kg is called Sledge hammer Raw hide hammer Mallet None of these None 650. The peen of ....... hammer is positioned inclined to handle. Straight Cross Ball Round None 651. What is the end angle of the groove of V-Block? 120° 60° ) 45° 90° None 652. V-Blocks are available in A and B A, B and C A B None 653. The material of V-Block of B grade is Cast Iron Mild steel Steel Brass None 654. Which tool is used or laying out of big circles? Trammel Divider Jani Caliper Scriber None 655. The 'V' blocks of 'B' grad are made of which metal from the following? Cast Iron Cast steel ) Mild Steel High Speed Steel None 656. What is the included angle of 'V' in V-Block 120° 100° 90° 60° None 657. V-Blocks are available in the grades A, B and C A and B 1, 2 or 3 1 or 2 None 658. The size of a compass is defined as follows. Distance between the two noser when fully opened The total length of both legs Distance between move and nozzles Length of feet without move None 659. What is the inclusive angle of centre punch 30° 45° 60° 90° None 660. Pin punches are used to make holes in cylinderical jobs. Pin punch is available in the set of 5 pins 6 pins ( 10 pins 12 pins None 661. ______punch is used for punching on marked line bell rope punch Prick punch Dot punch Centre punch None 662. Point angle of middle punch is 30° 60° 90° 120° None 663. The size of divider is specified by The total length of legs of the compass Distance between open mouth and dots Length of the leg without piont Length of without leg None 664. Scriber is made of Soft steel High carbon steel Brass Iron None 665. You set a point and is used to mark on it Prick point ( With hammer From chisel Cutting None 666. Which hammer is used in heavy striking works Ball peen hammer Cross peen hammer Straight peen hammer ) Sledge hammer None 667. . Engineer's hammer load is the purpose of marking? 250 gms 275 gms ) 300 gms ( 325 gms None 668. What is the height of face of the bench vice from the ? 2 Feet 1 Metre ) Upto the height of worker Upto elbow height of worker and after bending his hand fingers should touch the chin None 669. What type of thread is on bench vice spindle? Buttress thread Acme threads V-threads Square threads None 670. The box nut of bench vice is made of metal H.S.S. M.S. Cast Iron Gun Metal None 671. This tool is used for marking of big circle... Bent scriber Trammel Ring gauge Divider None 672. Why hammer handle hole is of elliptical and taper from centre It is manufactured by outer foreign company It looks beautiful It is easy to make It is easy to fit in handle None 673. The body of bench vice is made of...... Cast Iron Mild Steel High Carbon Steel Nickel Steel None 674. Normally................ is used for holding the job Hacksaw Vice Hammer Screw driver None 675. The size of vice normally is measured from .... Width of jaw plate Box nut Spindle length Weight None 676. The spindle of vice has thread to be cut. ) B.A Buttress B.S.W B.S.P. None 677. The body of vice is made of Cast iron Mild steel Wrought iron Brass None 678. The box nut of vice is made of Cast iron Mild steel W. Iron Gun metal None 679. Vice jaws plates are made of Cast iron Mild steel High carbon steel Gun metal vice None 680. Spindle is not used in ) Bench vice Drill vice Machine vice Pin vice None 681. The size of bench vice is measured from Width of jaw Length of spindle Weight Material None 682. Bench vice is also called as vice. Pin Length Smooth Parallel jaw None 683. Jaws plates of bench vice are made of. Mild steel Wrought iron High carbon steel Cast iron None 684. Pipe vice is used to hold job. Cylinderical Parallel Smooth Rough None 685. The teeth cut on jaws plates of vice are made for job. Holding Beautiful Normal None of these None 686. Leg vice is used for Black smithy Sheet metal Welding Fitting None 687. The watch maker uses vice. Hand Pin Pipe Leg None 688. Leg vice body is made of. Cast iron Brass Mild steel Wrought iron None 689. Hand vice size is measured from Rivet centre to jaw Leg length Pivot width Weight None 690. Vice clamp is used to protect Surface finish Roughness None 691. The vice has half nut is called bench vice. ) Machine vice quick release Leg vice Pin vice None 692. The carpenter vice spindle has cut. thread shape. Buttress B.S.W. ) Saw tooth B.A. None 693. The size of hammer is measured from its Peen Handle Eye hole Weight None 694. The hammer used in fitting shop is made of. Cast iron Wrough iron Drop forged steel Mild steel None 695. The peen of ball peen hammer is of Round Square Triangle None 696. The work of centre nut is Drawing in sheet Drill Fine punching Hole in sheet None 697. The work of dot punch is Strengthening lines Drill centre To fix lines ( Hole in sheet None 698. The working point of pre punch is 10° 15° 30° 45° None 699. Which punch has bell like front part? Hollow Punch Pin Punch Solid Punch Bell Punch None 700. The work of hard punch is To fix lines To fix drill Fine punching None 701. The use of hollow punch is To use soft sheet To set drill To set lines Fine lines None 702. What is the angle of centre punch? 40° 60° 30° 90° None 703. Hollow punch is used for Steel Cast steel Leather Cast iron None 704. Dot punch angle is 60° 90° 120° 150° None 705. Centre punch is grinded on 60° 90° 30° 120° None 706. Bell punch is used to know ......... centre. Round rod Square rod Triangle rod Ellipse rod None 707. Marking is done by punch for drilling. Dot Centre Prick Hollow None 708. Try square size is taken from Length and width of blade ) Length and width of stock Outer end of the blade to inner end of stock Outer end of blade to last end of stock. None 709. Why the under cut design in Try Square blade is used To look better Correct charge and measurement Giving space to corner on a job None of these None 710. Try square is used to check the corner of job at 45° angle 90° angle 60° angle None of these None 711. Try Square is used. ) In tool room For more accurate By carpenter, tailor master and mason None of these None 712. Try square is used to measure length of a job 45° angle 90° angle 60° angle None 713. Right angle error can be checked by Try square and feeler gauge Try square and slip gauge Cylinder square and slip gauge Bevel edge try square None 714. The thickness of stock and blade of L-square None equal Equal None of these Parallel None 715. The size of try square is measured from......... total length. Stock Blade ) Non-Stock ( Pivot None 716. Try square is used to check the angle of............. 60° 100° 120° 90° None 717. Try square's two parts are(i) blade (ii) Stock Shank Body Blade None 718. Try square is specified by its Stock Shank Body Blade None 719. What metal is used in ordinary Caliper? Tool Steel Mild Steel Carbon Steel None of these None 720. The size of Caliper is taken from.. Total length Length of legs Point to rivet center None of these None 721. The legs of Jenny Caliper are Both legs straight and sharp Both legs bend towards inside Both legs bend towards outside One straight and sharp and second bend towards inside. None 722. . Jenny Caliper is also called. Hermaphrodite Caliper Transfer Caliper ) Marking caliper None of these None 723. Jenny Caliper is called odd leg caliper and Hermaphrodite Transfer Outside Inside None 724. According to joint normally Caliper are of firm joint and Butt joint Spring joint Lap joint None of these None 725. The least count of caliper is 1/64 inch and in mm. 0.1 mm 0.2 mm 0.5 mm 0.7 mm None 726. The size of caliper is from centre of rivet to Leg point Pivot Total Tang None 727. Caliper can be quickly set. Firm joint Spring joint Butt joint Lap joint None 728. The outside caliper is type of measuring instrument Indirect Direct Linear ) Hidden None 729. The size of Jenny Caliper is taken from centre of rivet to Pivot Working point All over Rivet None 730. Chisel cutting angle is 55 degree and forging angle is 25 degree Flat Cross cut Cow mouth Diamond point None 731. ............. Chisel shape is in half round. It is used to enlarge size Flat ) Cross cut Cow mouth Diamond point None 732. Hold all chisel on angle while chipping. 20° 40° 60° 80° None 733. ........ Chisel is used in blacksmithy. Cold chisel Hot chisel All chisel All the above None 734. ..... .......... Chisel is used maximum in fitting shape as well as in sheet metal work. Cold chisel Hot chisel ) All chisel All the above None 735. While chipping worker should keep in mind attention on of chisel. Point Head Body Hammer None 736. Cross cut chisel is forged on angle. 60° 30° 90° 100° None 737. ________ tool is used for chipping. File Drill Chisel Grinder None 738. _______ angle of chisel is for cast iron chipping? 60° 90° 30° 100° ( None 739. Which metal is used to manufacture the chisel? High Carbon steel Mild steel Cast Iron Pig Iron None 740. As per L.S.I. the length of diamond chisel is 50 to 75 mm 75 to 90 mm 100 to 400 mm ) 150 to 450 mm None 741. Hot chisel is used In fitting shop In forging shop In Chipping In Drains None 742. The length of cold chisel is 10 mm to 150mm 150 mm to 200 mm 200 mm to 250 mm 50 mm to 100 mm None 743. The Width of cutting edge of flat chisel is 2 to 7 mm 16 to 32 mm 8 to 15 mm 34 to 48 mm None 744. What is the length of cold chisel? 50 to 100 mm 100 to 150 mm 150 to 200 mm 250 to 350 mm None 745. Cutting angle for simple work is.... 50° 60° 70° 90° None 746. Hot chisel is used to cut............ Hot Cold Normal None of the above None 747. Cross cut chisel is used To make key 'V' Block Bearing oil drain Different blocks None 748. Half circle chisel is used........ To make key To make bearing oil drains 'V' Block Other make products None 749. Diamond point chisel is used To make key To make oil bearing drains Block 'V' Square point None 750. _____Square point Chisel has cutting angle 55° and forging Flat Cast cut is angle 25°. Cow mouth ) Diamond point None 751. Before marking should be read Theory Practical Drawing None of these None 752. Select the ......... tools according to marking accuracy Measuring Marking Checking Dividing None 753. The distance between two dot punch from 3-5 5-6 8-10 10-12 None 754. To see the marking neat and clean applied on the job. Measuring tools Marking media Teach None of these None 755. The base for marking job is called Marking media Datum Marking Measuring None 756. Marking on job gives ....... for operation according the drawing. Marking Direction Reading None of these None 757. Marks of punch provide marking .............. of work. Drawing Marking Witness. Datum None 758. Normally surface plate is made of Fine grained cast iron Mild steel Alloy Steel Wrought iron None 759. Surface plate is used for marking because It has more surface area It provides datum surface It can withstand job heavy weight. Marking tool can easily be used. None 760. Which of the advantages granite surface plate not have It is made of dense and stable material. It is rust proof. It is much more accurate It has burs on scratching. None 761. Why surface plate is used for marking Because its surface space is too big Because it can withstand job heavy weight. Because it provide datum surface/base Because marking tools can be placed over it. None 762. Mostly surface plate is made of ) Mild steel Gun metal Grey cast iron Copper None 763. 'B' grade surface plate has less high spot. 10% 20% ) 30% 40% None 764. 'A' grade surface plate has less high spot. 10% 20% 30% 40% None 765. For manufacturing surface plate plates are required Four Five Six Three None 766. For manufacturing surface plate scraper is used. Half round Triangular Flat Round None 767. Marking table is made of Cast iron Mild steel Gun metal W. iron None 768. The size of surface plate is measured from length to Weight Breadth Material Grade None 769. Marking table should be protected from rust and to Oxidized Moisture Atmosphere Spoil None 770. Marking is marked by mentioning surface plate. Datum surface Edge Finishing None 771. Scriber is made of high carbon steel. Heat treatment is given to it for it. Normallizing Hard or temper Case hardning Carburizing None 772. The specification of bent scriber is To use lines on internal side of round Adjust according to length Edge make out according pin All of these None 773. Which metal is used to make the scriber? Cast iron Soft iron Copper High steel None 774. The angle between scriber and job's surface should be kept 30° to 35° 10° to 15 20° to 25° 5° to 15 None 775. The angle of scriber's point is 30°-45° 10°-15° 20° to 25° 5° to 15° None 776. ..... should be fixed at that end of scriber which is not to be used. Steel Copper ( Crock and Rubber Metal None 777. The length of normal scriber according to ISI is 150mm to 200mm 200 mm to 300mm 100mmto 150mm 50mm to 10mm None 778. The scriber should be bent at 10° to 25° 30° to 35° 1 5° to 20° 35° to 50° None 779. Scriber shouldn't be used as Normal or soft surface Hard surface Simple works To draw line None 780. According to figure what is used to draw layout lines in job? Scraper ( Scriber Chisel Pencil None 781. Which marking medium is used on cast and wrought iron? Chalk powder Copper sulphate ) Prussian blue Mirror None 782. Which marking medium takes a long time in dryness? Chalk powder ) Copper sulphate Prussian blue Cellulose lacquer None 783. The centre punch has an inclusive angle of ) 30° 45° 60° 90° None 784. punch is used for making holes on marked lines. Bell punch Dot punch Pick punch Centre punch None 785. The point angle of centre punch is 30° 60° 90° 120° None 786. Which from the following takes more time for drying? Soft iron High carbon steel Prussian blue Mixture of chalk powder None 787. Scriber is made of. Cast iron Soft iron Copper High steel None 788. 'V' Blocks are available in A and B A, B and C 1, 2 and 3 1 and 2 None 789. Copper sulphate should be handled carefully in marking media because It will dry Quick melt Dangerous Extra work None 790. Angled plate is made of. Off granite Tool steel Of cast iron High speed steel None 791. Metal is .............substance, which is obtained from mines after cleaning raw material. Ore Hardened Hematite ) Magnetic None 792. Raw material obtained from mines is called. Iron ore Hardened Hematite Magnetic None 793. Smallest and biggest parts of machine are made from Plastic ) Rubber Metal Wood None 794. Natural property of metal is called Electrical Physical Mechanical None 795. Metal has physical, chemical and ....... property. Electrical Mechanical Atomic None of these None 796. Each metal has approximately weight according to it's Size Density Volume Area None 797. Metal weight is measured by per inch or kg cm³ km³ mile None 798. The property of any metal, when it convert into liquid on critical temperature is called Hardened point Flexible point Melting point Spring point None 799. process is used to gain metal from ore. Metal washing Clean metal Metal mosic None of these None 800. Metal is converted into sheet, property of metal is called Hardened Malleability Normalizing Tempering None 801. Except all metals are solid Wood Plastic Mercury Metal property None 802. Particle structure of cast iron show.................... of metal. Physical Physical Mechanical ) Electrical None 803. Vickers, and Rockwell methods are used to check hardness of metal Brenail Milling Planner Slotter None 804. Main property________is found in silver and gold. Malleability Ductility Normalizing Hardening None 805. Property of any metal which protect any metal to break suddenly due to continue pressure and stroke is called Malleability Fatigue resistance Hardening None of these None 806. Metals contains iron particles are called Hardness Temperness Brittleness None of these None 807. Metal breaks with light stroke is called Plastic Wood ) Iron Mercury None 808. Metals do not contain any iron particles are called Plastic Wood Mercury ( Iron None 809. Mild steel and maganese steel are metal Ferrous Non-ferrous Alloy-ferrous None of these None 810. Solder is good example of. Ferrous Non-ferrous Alloy-ferrous Non-alloy ferrous None 811. Sparks don't create on grinding of ........... them from Ferrous Non-Ferrous ) Alloy non Ferrous Non Alloy Metal None 812. . The property of metal by which it can be turned or twisted without break is called Ductility Melleability Toughness Brittleness None 813. The property of metal which opposes cutting, scratching and wearing is called as Ductility Melleability Hardness Brittleness None 814. _____ is the good conductor of electricity. Copper wire Iron wire Stainless steel wire ( Brass wire None 815. The property of metal which helps in making the wire Ductility Melleability Elasticity Ductile None 816. The purpose of tempering of hardened steel is Increase hardness Decrease brittleness Increase elasticity Increase rigidity None 817. The mechanical property of metal is Specific gravity Liquidness Flower Tenacity None 818. That property of matter which helps it to come into its original position after removing the applied force on it is called as .......... Hardness ) Melleability Elasticity None 819. The capacity of matter to convert it into wire is called as Tenacity Hardness Complicated ) None of these None 820. Measure of one thimble part of metric micrometer ) 0.01 mm 0.1 mm 1 mm 0.001 mm. None 821. Depth micrometer is used to measure high range, because: It can be opened long It can be used in different expansions of different range Its spindle is long It has setting adjustable stroke None 822. With the help of inside micrometer it is not possible to measure 122.67 mm 15.08 mm 25.89 mm 12.23 mm None 823. on ________part of micrometer datum line is of graduation. Spindle Thimble Barrel Envil None 824. Frame of micrometer is made of Mild steel Invar steel matal High speed steel Chromium steel None 825. Least count of micrometer in British system 0.01 0.001" 0.25" 0.0001" None 826. . Micrometer is based on the principle of On Gears Ratio On difference of two scales Rake and pinion On nut and bolt None 827. Value of one micron is: 1 mm 0.01 mm 0.001 mm 0.0001 mm None 828. Which pitch threads are cut on the spindle of British Outside micrometer? 1/100" 1/10" 1/50" 1/40" None 829. In which range metric outside micrometers are available? 50 mm 25 mm 12.5 mm 5 mm None 830. What is the least count of metric vernier micrometer? 0.1 mm 0.001 mm 0.0001 mm 0.01 mm None 831. Least count of British vernier micrometer is 0.01" 0.001" 0.0001" None 832. The frame of outside micrometer is made of which metal? Aluminium Chromium steel High speed steel Invar steel None 833. Spindle and face of anvil of outside micrometer is made of which metal? Brass Copper Tungsten Aluminium None 834. Depth micrometer is used to measure the high range shape because...................... Its length is of stable sleeve It has extansion rod in different branches of various measuring range. It has very long spindle It has capable stock for various shape setting None 835. The part of metric micrometer which gradually increase the 0.01 is known as ) Sleeve ( Carrier Spindle Thimble None 836. If 'O' of thimble is above the graduation datum line and measuring face is in contact, then inaccuracy is: Zero Positive Positive & Negative Negative None 837. The degree of repetition of an instrument is expressed by nMeasuring By precision By traceability By hysteresis None 838. Name the count of measuring instrument which can measure the lowest amount accurately Least count Small count Parlox count Device count None 839. Name the instrument used to measure the thickness of less space section Disc type micrometer Blade type micrometer Internal micrometer External micrometer None 840. Which internal measurement is not measured from internal micrometer 10.45 ) 26.35 76.20 ) 110.65 None 841. A micrometer which has a negative error of 0.03 mm, if shows a measure of 25.52 than its correct measure would be? 25.50 mm 25.55 mm 25.37 mm 25.60 mm None 842. Which part is used to change the edge of depth micrometer? Thimble Stock Partial Sleeve Extension rod None 843. Which is used to check zero of depth micrometer (0-25 mm)? Copper Ceramic Mica Cast iron None 844. The value of one thimble scale division of metric micrometer is: Cheap Mild High Very high None 845. The minimum count outside the micrometer is 0.02 mm 0.001 mm 0.01 mm 0.1 mm None 846. Which is more sure? ( Scale Micrometer Both (a) & (b) ) None of these None 847. Least count of Vernier Caliper in metric system is 0.001 mm 0.01 mm 0.02 mm 0.05 mm None 848. Least count of Vernier Caliper in British 0.01" 0.05" 0.02" 0.001" None 849. Least count of Metric dial caliper is 1 mm 0.01 mm 0.02 mm 0.05 mm None 850. Least count of vernier bevel protractor is 10 minute 5 minute 1 minute 2 minute None 851. The angles of vernier bevel protractor edge are 45° and 60' 30° and 60' 15° and 45' 30° and 45' None 852. Vernier bevel protractor acute angle attached is check used Any angle Angle more than Angle below 90° None of these None 853. Vernier accuracy/least count is 19 MSD=20VSD. 0.025 mm 0.01 mm 0.02 mm 0.05 mm None 854. The main scale is on which part of Vernier height gauge Moveable jaw Base ) Vernier scale Beame None 855. Which part of vernier bevel protractor acts as base during measurement.. Main scale Vernier scale Stock ) Blade None 856. Vernier bevel protractor main scale graduated on ....... Stock Disc Dial Blade None 857. The value of MSD of vernier bevel protractor 1° 10° 5° None 858. V S D value of vernier bevel protractor is 1° 20' 5" 5' None 859. The base or datum in vernier height gauge is Vernier scale Beam Base o Scriber upper portion None 860. On which part the main scale graduated on vernier height gauge Beam Base Vernier scale Scriber None 861. The part which contacts angular surface of vernier bevel protractor is Stock Dial Disc Blade None 862. The part which acts as base with angular surface o vernier bevel protractor is Disc Stock Blade None 863. The part where main scale is graduated on vernier bevel protractor Disc Blade Stock Vernier scale None 864. The vernier bevel protractor one division value. 1° 5' 5' 1° 1° 55' None 865. The Vernier bevel protractor one divison value of main scale 1° 5' 5° 30' None 866. Among the following, with which the depth rods of one vernier caliper is joined: With stable jaw With movable jaw With vernier scale With fine adjustable screw None 867. The precision of bevel protractor is 1 min 5 min 0.5° 1.00° None 868. The part of the vernier bevel protractor generally used as base while measuring angle is? Blade ) Stock Disc Main scale None 869. In square head of combination set one measuring face is of 90° and other (with rule) is ? 15° 45° 30° 60° None 870. 1 meter is equal to 100 mm 1000 mm 0.100 mm 0.010 mm None 871. The depth bar of vernier caliper is joined with Main scale Fixed jaw Fine adjust unit Movable scale None 872. In how much vernier division did the degree division of vernier bavel protractor is distributed? 25 20 12 10 None 873. Movable jaw rises while taking measurements with vernier caliper and gives wrong statistics, for correct statistics. Tighten the strap given at the end Change it with a good vernier caliper Adjust the jib given on the movable jaw Ground the fixed jaw with appropriate ply None 874. The vernier scale is vernier caliper having 19 parts of main scale which is distributed in 20 equal parts. with the minimum of 0.01 0.019 0.02 0.05 None 875. With the use of vernier bevel protector accuracy till is measured 5' 5" ( 5° ±0.5' None 876. The precision of vernier dial caliper is 0.5 mm, beam scale reading is 25 mm and reading displayed by dial is 24. Calculate the reading. 25.9 26.0 26.1 26.2 None 877. The degree of repetition of an instrument is expressed by By measuring By precision By traceability By hysteresis None 878. The lowest amount that can be accurately measured by a measuring device is called Least count Small count Parallex count Device count None 879. Name the 'X' part labelled in figure. Fixed jaw Movable jaw Main scale Vernier scale None 880. Which type of angle is measured from the vernier bevel protractor shown in figure. Right angle Acute angle Obtuse angle Simple angle None 881. Identify the operation by Caliper in showing figure Dia. Measurement Out side Measurement Depth Measurement Groove Measurement None 882. What is the operation by the Vernier Caliper shown in the figure? Dia Mesurement ) Out side Measurement Depth Measurement Groove Measurement None 883. Mention Part A in Vernier Depth Gauge in showing Figure Graduate Beam Clamp Screw in sp Vernier Scalemonas megol Base t lo onok None 884. . What is the name of Caliper shown in the figure? Vernier Caliper Dial Caliper Digital Vernier Ordinary Caliper None 885. What is the name of 'X' Part of Vernier Bevel Protractor shown in the figure. Main Scale Disc Vernier Scale ) Dial None 886. Divide in Quadrant of Vernier bevel protractor in showing figure, Tell the sum of total angle 45+ 45+45 +45 60+60 +60 +60- 90+90 +90 +90 110+110+110+110 None 887. Identify the operation with Vernier Bevel Protractor in the showing Fig. Acute angle Measurement Obtuse and Measurement Right angle Measurement None of these None 888. Identify the operation by Vernier Bevel Protractor in the showing Fig: Acute angle measurement ( Obtuse angle measurement Right angle measurement None 889. In hand drill machine the ........ mm size drill chuck can be withhold and moved with hand. 6 ) 8 10 12 None 890. Hand drill machines are used in .......... workshops Froging Electric Carpentry Latheshop None 891. Instead of handle _______plate is present on the breast Round Square Triangular Semi-circular None 892. Breast drilling machine can make holes of.... 12 10 8 6 None 893. Where availability of electricity is not possible then drill machine is used. Pillar Rachet Brace Radial Portable None 894. Electric head drill machine keeps on running on current AC DC Both AC/DC None of these None 895. Light duty is also called...........drill machine. Pillar Rachet Brace Radial Pistol type None 896. In heavy duty drilling machine can with hold upto ...........mm sizes. 10 5 15 25 None 897. .............. mm straight shunk can be withheld in the chuck of sensitive drilling machine 10 ( 5 13 50 None 898. table is also available for boreing small holes in radial drilling machine Square Triangular Horizontal Vertical None 899. In gang drilling machine two to ________spindle head can be fitted in one row. Four Eight Ten Twenty None 900. When drilling a work on a drilling machine, which tool is used to grab a round job V block & clamp, bolt and packing pieces Machine vice, bolt and packing pieces Hand vice, clamp and bolt Pin vice, clamp and bolt None 901. After making a thread in a hole it was found that the hole crest is not formed completely, the defect is because of: The size of hole is little bigger than tap Insufficient supply of coolant The front axis of top is broken drill None 902. Name the 'A' marked part of the straight shank twist drill shown in figure. Flute Shank Cutting edge Body None 903. Which drilling machine is most appropriate to drill more holes on different marks without changing the job setting. Bench drill machine Pillar drilling machine Radial drilling machine Electronic hand drilling machine None 904. . What is removed with the help of drift? Spindle from machine Drill bit from parallel shank Jaw from drill chuck Drill chuck from spindle None 905. For which of these a drift is used? Removing drill from machine spindle Removing broken drill from the job. To fit chuck in machine spindle To make drill situation None 906. Which angle makes a rack angle in twist drill? Angle of chiesel Helix angle Point angle Lip clearance angle None 907. The hole of drill is more than the size of because.......... Excessive sinking Incorrect helix angle Incorrect lip clearance Uneven length of cutting edge None 908. ________is in the main spindle of drilling machine shank drill. Floating holder Chuck Sleeve None 909. Which chisel is used to seperate the metal after line drill. Web chiesel Flat chisel Cross cut chisel Diamond point None 910. Which drilling machine is capable of drilling more than one hole in different places, without changing a job setting? Bench drilling machine Pillar drilling machine Radial drilling machine Electric hand drilling machine None 911. Select the most suitable solution to keep and maintain the round bars for drilling. Pin locator Adjustable locator V-block Wedge type place None 912. Point angle for standard drill is 60° 108° 118° 135° None 913. The cutting angle of general purpose drill is? 110° 112° 116° 135° None 914. The cutting angle of general purpose drill is ? 110° 112° 116° 135° None 915. If the drill point is not in centre that what is its effect? It makes oversize hole Over heated drill Rough hole Broken drill None 916. Name the machine accersosips shown in figure Sleeve Socket Drift Pinion None 917. Name the tap drill shape (size) for given M16 x 1.5 tap 14.0 14.1 14.2 14.4 None 918. Figure shows a piller drilling machine, name the 'X' part. Feed handle Drill check ) Work table Base None 919. What is the special feature of radial drilling machine ? Spindle can be put in any condition Table can be moved or set in Different speeds are available any condition It can be used for HSS dirll None 920. Why do boring process is done? To make a hole To make a thread To expand a hole None of these None 921. A single point cutting tool has? ) Positive Rack Negative Rack Zero Rack All of these None 922. The process by which a hole is extended upto a certain length from its one end is called? Boring Drilling Counter Boring Counter Sinking None 923. The angle of wire notch cut is 60 degree 120 degree 90 degree 30 degree None 924. The striking with mallet on sheet there will be no spot of marking cutting punching drilling None 925. Two thin pieces of sheet are joint by grooved joint lap joint butt joint welding None 926. Cylinderical parts are joint by edged on joint and by soldering or.............. joints are made permanent. welding riveting brazing bolting None 927. Wire gauge is used to measure sheet metal width length thickness weight None 928. V notch at angle cut. 90° 60° 45 70° None 929. To divide straight line into equal division. tool is used. compass divider trammel caliper None 930. For circle or are in sheet metal is used. compass divider trammel caliper None 931. For round hole punch in sheet by machine is called dividing blanking marking straightening None 932. . To make the bending sheet straight is called dividing marking blanking straightening None 933. To straight the uneven surface or dent on sheet is called planishing denting blanking straightening None 934. . Mallet spots are removed by planishing denting blanking straightening None 935. More than 8 mm. thick sheet is called ? Plate Sheet Plate All of three None 936. Which metal coating is placed over the GI sheet? Manganese Copper Zinc Aluminium None 937. Which operation are performed before using a black sheet? Hardening Brazing Anealing Tampering None 938. Which sheet has a galvanised coating? Brass sheet Zinc sheet Black sheet Tin sheet None 939. Which sheet is not affected by rust, acid, alkalies etc.? Aluminium sheet Brass sheet Copper sheet Stainless steel sheet None 940. Which tool is used to measure the length of a sheet? Divider Steel tape Srip Shear None 941. . What kind of tool file is ? Measuring tool Hammering tool Cutting tool Bonding tool None 942. Why drill is used? For marking For striking For measuring For making holes None 943. Which tool is used to mark circle or arc on metal sheet? Scriber Scratch awl Divider Steel square None 944. What is the shape of steel square? 'L' shape ) T shape 'C' shape 'D' shape None 945. What is the grinding angle for dot punch? 30° 15 60° 90° None 946. Which hammer is used to finish the sheet metal? Hallowing hammer Plainishing hammer Pinning hammer Rivetting hammer None 947. How many type of snips are there? 5 types 4 types 2 types 3 types None 948. Which hammer is made of plastic or wood? ( Riveting Mallet hammer Creasing hammer Smoothing hammer None 949. Which tool is used for cutting outer circle? Hand hacksaw Straight snip Shearing machine Bent snip None 950. Which metal is used in grooved joint? Brass Copper Aluminium None of these None 951. Which hammer is used to increase the length of the metal? Reveting hammer Creasing hammer ) Streching hammer ( None of these None 952. Which stake is used for seaming the funnel of cross job? Half moon stake Hatchet stake Beak stake Funnel stake None 953. Where the hatchel stake is used? For folding For reviting For finishing For making flange None 954. Which stake has a grooving slot? Funnel stake Beak iron stake Creasing iron Plainishing anvil None 955. Which are formed by folding the corners are called? Steel Notch Heam None of these None 956. Which tool is used to lock the seam? Trammel Portable drilling machine Hand groover Shearing machine None 957. Slot notch are cut at which angle? 30° 45° 60° 90° None 958. At which angle wire notch are cut? 30° 45° 60° 90° None 959. Which tool is used to hold the stake? Plier Vice Bench plate Horse None 960. The space left on the core of job by the layout on sheet metal is called? Notch Hem Riveting Pointing None 961. For making square and rectangular box which type of notch is made? Triangular ) Square Round Riveting None 962. ______ type of notch is made for right angle bend job. U X V R None 963. A job which has a wired end, also notch to wrap the wire so that the joint is made properly, such type of r called notch is Notch Hem Seam Wire None 964. . The notch made at the 45° angle on the corners of sheet is called ,which joins every hem at right angle. Straight Notch Triangle Bevel None 965. An asymetrical shape having four arms is called Polygon Triangle Asymmetrical Polygon Unequal Polygon None 966. The formula used to calculate the size between the front angles of even hexagon is 3a 2a 4a 5a None 967. If all angles and arms of polygon are equal, then it is called Symmetrical polygon Asymmetrical polygon Triangle Quadrilateral None 968. The jointing process by solder is called Soldering Brazing Welding Bolting None 969. Solder is mainly lead and Cadmium Tin Tungsten Chromium None 970. The melting point of solder is 350°C 450°C 550°C 205°C None 971. The main purpose of flux for jointing surface is to protect from oxydization and to help solder for Finishing Melting Decoration Beautification None 972. For brazing silver and_______is used Solder spelter Silver Copper Electrode None 973. For brazing spelter is an alloy of silver, copper, zinc and _________mixture. Cadmium Nickle Tungsten Chromium None 974. Carbide tool tip shank is made of Medium carbon High carbon Cadmium Cast iron steel None 975. The metal is heated in brazing by three different methods furnace, welding torch and Electrical Induction ) Chemical Mechanical None 976. Before brazing the carbide tip made as per shape of tip in tool shank. Place Depth Seat All of these None 977. Spelter melting point is from 620°C to 850° C 950° C 1050° C 1160° C None 978. Which of the following is used for more spelters? For low velocity For high current For high velocity For electroders big gauge None 979. The ideal material for soldering bit is Lead Tin Copper None 980. Which of the following is used for flux? Sheet of Copper sheets galvanized iron Stainless steel sheet Galvanized sheet None 981. In the form of Hydrochloric Acid flux with water is used for soldering? Copper sheet Brass sheet ) Galvanized sheet None 982. Copper is used for soldering iron, because Its melting points are high It possesses the capacity to bear high resistance It can prevent decay It is good conductors of temperature None 983. The main elements of soft solder are Tin and lead Tin and zinc Lead and zinc Tin and copper None 1 out of 99 Please fill in the comment box below. Time's upTime is Up!
