Electrical Machines
A 230 V dc series generator is driven at its rated speed. The no-load voltage across its armature terminals would be

 somewhat less than 230 V
 somewhat more than 230 V
 230 V
 6 V

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
What is/are the necessary conditions for voltage build up in self excited generator?

 Poles should contain residual flux.
 Field winding resistance should be less than critical resistance.
All of these
 Field winding should be properly connected to armature winding.

ANSWER DOWNLOAD EXAMIANS APP