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