The repulsion-start induction-run motor is used because of___________?

Related Mcqs:

Which of the following motor will give relatively high starting torque ___________?

A. Capacitor start motor B. Capacitor run motor C. Split phase motor D. Shaded pole motor...

A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will______________?

A. start and then stop B. start and run slowly C. start and run at rated speed D. not start at all...

Single phase induction motor usually operates on__________?

A. 0.6 power factor lagging B. 0.8 power factor lagging C. 0.8 power factor leading D. unity power factor...

The speed control of universal motor used for sewing machines is by____________?

A. friction B. varying the resistance C. tapping the field D. centrifugal mechanism...

Which of the following statements regarding a reluctance motor is incorrect ?

A. It cannot be reversed, ordinarily B. It requires no D.C. field excitation for its operation C. It is nothing else but a single-phase, salient pole synchronous-induction motor D. Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluctance path between stator and rotor...