Electromagnetic torque developed by the motor is _____ compared to shaft torque.

Brushes of DC machines are made of

A DC generator can be considered as

These days DC motors are widely used in

Which of the following law/rule can be used to determine the direction of rotation of DC motor?

Which motor use as power factor improvement?

When load is placed on 3-phase induction motor its slip

In an alternator, frequency per revolution is equal to

The losses that occur in induction motor are

The net charge on a neutral atom of and element will be ____.