Rotor rheostat control method of speed control is used for____________?

Related Mcqs:

The number of slip rings on a squirrel cage induction motor is usually____________?

A. two B. three C. four D. none...

The good power factor of an induction motor can be achieved if the average flux density in the air gap is___________?

A. absent B. small C. large D. infinity...

DOL starting of induction motors is usually restricted to_____________?

A. low horsepower motors B. variable speed motors C. high horsepower motors D. high speed motors...

The circle diagram for an induction motor cannot be used to determine____________?

A. efficiency B. power factor C. frequency D. output...

Insertion of resistance in the stator of an induction motor___________?

A. increases the load torque B. decreases the starting torque C. increases the starting torque D. none of the above...