ExamVeda
Login
Home

In a D C generator in order to reduce sparking at...

This question belongs to Electrical Engineering D.C. Generators
D.C. Generators
?

In a D.C. generator in order to reduce sparking at brushes, the self-induced e.m.f. in the coil is neutralized by all of the following except

Answer & Solution
Correct Answer: Option B
Let's discuss the solution. Join the discussion
Examveda
Question posted by Examveda
Community

Join the Discussion

No comments yet Be the first to discuss this question.
Keep Learning

Related Questions on D.C. Generators

The field coils of D.C. generator are usually made of
A. Mica B. Copper C. Cast iron D. Carbon
A cumulatively compounded long shunt generator when operating as a motor would be
A. Cumulatively compounded long shunt B. Differentially compounded long shunt C. Cumulatively compounded short shunt D. Differentially compounded short shunt
If brushes of a D.C. generator are moved in order to bring these brushes in magnetic neutral axis, there will be
A. Demagnetization only B. Cross magnetization as well as magnetization C. Cross-magnetization as well as demagnetizing D. Cross magnetization only
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. 257.5 V
More Related Questions on D.C. Generators