A separately excited generator as compared to a self-excited generator_____________?

Related Mcqs:

In lap winding, the number of brushes is always_____________?

A. double the number of poles B. same as the number of poles C. half the number of poles D. two...

Which of the following could be lamina-proximately the thickness of laminations of a D.C. machine ?

A. 0.005 mm B. 0.05 mm C. 0.5 m D. 5 m...

D.C. generators are connected to the busbars or disconnected from them only under the floating condition________________?

A. to avoid sudden loading of the primemover B. to avoid mechanicaljerk to the shaft C. to avoid burning of switch contacts D. all above...

Satisfactory commutation of D.C. machines requires______________?

A. brushes should be of proper grade and size B. brushes should smoothly run in the holders C. smooth, concentric commutator properly undercut D. all of the above...

In a D.C. generator the magnetic neutral axis coincides with the geometrical neutral axis, when_______________?

A. there is no load on|he generator B. the generator runs on full load C. the generator runs on overload D. the generator runs on designed speed...