In a A.C. series motor armature coils are usually connected to commutator____________?

Related Mcqs:

The rotor developed by a single-phase motor at starting is___________?

A. more than i.he rated torque B. rated torque C. less than the rated torque D. zero...

A centrifugal switch is used to dis- connect ‘starting winding when motor has___________?

A. run for about 1 minute B. run for about 5 minutes C. picked up about 50 to 70 per cent of rated speed D. picked up about 10 to 25 per cent of rated speed...

In case of a shaded pole motor the direction of rotation of the motor is__________?

A. from main pole to shaded pole B. from shaded pole to main pole C. either of the above depending on voltage D. either of the above depending on power factor...

The direction of rotation of universal motor can be reversed the by reversing the flow of current through__________?

A. armature winding B. field winding C. either armature winding or field winding D. none of the above...

The electric motor used in portable drills is__________?

A. capacitor run motor B. hysteresis motor C. universal motor D. repulsion motor...