D. C. generator preferred for charging automobiles batteries is
In an economic growth, role of entrepreneur is to
Which formula is suitable for the area of a circle, whose diameter is (d)?
The function of pole shoes in the case of D.C. machine is
What is the area of the circle, if the circumference of the circle is 44cm?
In over compounded generator, full load terminal voltage is
A shunt generator running at 1000 r.p.m. has generated e.m.f. as 200 V. If the speed increases to 1200 r.p.m., the generated e.m.f. will be nearly
What is the formula for circumference of a circle?
In d.c. generators, lap winding is used for
Paid form of ideas, goods and services are called
What is the area of the sector, if the diameter is 12 cm and the angle is 60°?
Which type of relay is used in both A.C and D.C supply?
The armature core of a D.C. generator is usually made of
In d.c. generator, which loss varies with the load?
Armature cores are commonly made of
For parallel operation the D.C. generators normally preferred are
D.C. generator generally preferred for charging automobile batteries is
Read the below Electrical Signs or Symbols.
read the below electrical sign or symbol
In an electric heater, the metal case is connected to__.
What is the formula for area of the circle?
Magnetic field in a D.C. generator is produced by
Read the below electrical sign
. The overall efficiency of a d.c. generator lies in the range of:
Money invested in purchasing of raw materials, payment of wages and salaries, rental, electricity etc. comes under
As compared to small scale business, large scale business require
In which type of d.c. machine-poles is residual magnetism necessary ?
What is the length of arc of the sector whose radius is 15 cm and the intended angle is 30°?
What is the formula for area of the segment of a circle?
While applying Fleming’s right-hand rule to And the direction of induced e.m.f., the thumb points towards
Which of the following is/are methods of earthing?
The armature of d.c. generator is laminated to
Read the below electrical sign
______ earthing is the best form of earthing and is very cheap in cost?
The insulating material used between the commutator segments is normally
A person who is associated with the starting of business is called
What is the length of arc of a sector, whose perimeter is 64.8cm and radius is 12.4 cm?
How interpoles are connected in a DC generator?
. D.C. series generator is used
In “SWOT” analysis, “S” stands for
Read the below Electrical Signs or Symbols.
Lap winding has parallel paths.
For medium manufacturing enterprises, the investment in plant and machinery lies between
Entrepreneurship is also termed as…
Read the below Electrical Signs or Symbols.
In SWOT analysis which pair is helpful?
What is the name called biggest chord of the circle?
Brushes of D.C. machines are made of
What is the formula for area of the semi circle?
