Which of the following motors is preferred when smooth and precise speed control over a wide range is desired ?

Related Mcqs:

________________is preferred for automatic drives?

A. Squirrel cage induction motor B. Synchronous motors C. Ward-Leonard controlled D.C. motors D. Any of the above...

___________________is preferred for synthetic fibre mills?

A. Synchronous motor B. Reluctance motor C. Series motor D. Shunt motor...

In jaw crushers a motor has to often start against ____________________ load?

A. heavy B. medium C. normal D. low...

A wound rotor induction motor is preferred, as compared to squirrel cage induction motor, when major consideration is____________________?

A. slop speed operation B. high starting torque C. low windage losses D. all of the above...

Which of the following types of motor enclosure is safest ?

A. Totally enclosed B. Totally enclosed fan cooled C. Open type D. Semi closed...