In D.C. generators the pole shoes are fastened to the pole core by_____________?

Related Mcqs:

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

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

Armature reaction of an unsaturated D.C. machine is_____________?

A. crossmagnetising B. demagnetising C. magnetising D. none of above...

In any rotating machine that part which houses the conductors and in which e.m.f. induced is to be utilized is called____________?

A. rotor B. stator C. field D. armature...

The e.m.f. generated by a shunt wound D.C. generator isE. Now while pole flux remains constant, if the speed of the generator is doubled, the e.m.f. generated will be_______________?

A. E/2 B. 2E C. slightly less than E D. E...

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_______________?

A. 150 V B. 175 V C. 240 V D. 290 V...