The series field of a short-shunt D.C. generator is excited by_______________?

Related Mcqs:

In case of D.C. machines, mechanical losses are primary function of____________?

A. current B. voltage C. speed D. none of above...

Brushes of D.C. machines are made of_________?

A. carbon B. soft copper C. hard copper D. all of above...

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...

The critical resistance of the D.C. generator is the resistance of_____________?

A. field B. brushes C. armature D. load...