The crawling in the induction motor is caused by____________?

Related Mcqs:

The torque of an induction motor is___________?

A. directly proportional to slip B. inversely proportional to slip C. proportional to the square of the slip D. none of the above...

A double squirrel-cage induction motor has______________?

A. two rotors moving in oppsite direction B. two parallel windings in stator C. two parallel windings in rotor D. two series windings in stator...

It is advisable to avoid line-starting of induction motor and use starter because__________?

A. motor takes five to seven times its full load current B. it will pick-up very high speed and may go out of step C. it will run in reverse direction D. starting torque is very high...

In an induction motor the relationship between stator slots and rotor slots is that_____________?

A. stator slots are equal to rotor slots B. stator slots are exact multiple of rotor slots C. stator slots are not exact multiple of rotor slots D. none of the above...

The torque developed by a 3-phase induction motor least depends on__________?

A. rotor current B. rotor power factor C. rotor e.m.f. D. shaft diameter...