DC Motors
If the supply voltage for a D.C. motor is increased, which of the following will decrease?

Full-load current
All of these
Starting torque
Operating speed

ANSWER DOWNLOAD EXAMIANS APP

DC Motors
In variable speed motor

A weaker commutating field is needed at low speed than at high speed
A stronger commutating field is needed at low speed than at high speed
Same commutating field is needed at low speed than at high speed
None of these

ANSWER DOWNLOAD EXAMIANS APP