For both lap and wave windings, there are as many commutator bars as the number of_____________?

Related Mcqs:

For a D.C. generator when the number of poles and the number of armature conductors is fixed, then which winding will give the higher e.m.f___________ ?

A. Lap winding B. Wave winding C. Either of A. and B. above D. Depends on other features of design...

Iron losses in a D.C. machine are independent of variations in______________?

A. speed B. load C. voltage D. speed and voltage...

Magnetic field in a D.C. generator is produced by_______________?

A. electromagnets B. permanent magnets C. both A. and B. D. none of the above...

Which of the following D.C. generators will be in a position to build up without any residual magnetism in the poles?

A. Series generator B. Shunt generator C. Compound generator D. None of the above...

Which of the following generating machine will offer constant voltage on all loads?

A. Self-excited generator B. Separately excited generator C. Level compounded generator D. All of the above...