An exciter for a turbo generator is a_____________?

Related Mcqs:

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...

The insulating material used between the commutator segments is normally_____________?

A. graphite B. paper C. mica D. insulating varnish...

Number of tappings for each equalizer ring is equal to_____________?

A. number of pole pairs B. number of poles C. number of parallel paths D. number of commutator segments...

In D.C. generators the polarity of the interpoles_____________?

A. is the same as that of the main pole ahead B. is the same as that of the immediately preceding pole C. is opposite to that of the main pole ahead D. is neutral as these poles do not play part in generating e.m.f....

Two D.C. shunt generators, each with armature resistance of 0.02 ohm and field resistance of 50 ohm run in parallel and supply a total current of 1000 amperes to the load circuit. If their e.m.fs. are 270 V and 265 V, their bus bar voltage will be_____________________?

A. 270 V B. 267.5 V C. 265 V D. 257.4 V...