Electrical Machines
The armature of a DC motor is laminated to reduce

 copper loss.
 friction and windage loss.
 eddy current loss.
 hysteresis loss.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
No load primary current in a transformer

 lags behind applied voltage by exactly 90Â&am
 lags behind applied voltage somewhat less than 90Ã
 leads the applied voltage somewhat less than 90Ã&
 leads the applied voltage by exactly 90Â&

ANSWER DOWNLOAD EXAMIANS APP