The current drawn by the armature of D.C. motor is directly proportional to__________?

Related Mcqs:

Which D.C. motor will be preferred for machine tools ?

A. Series motor B. Shunt motor C. Cumulative compound motor D. Differential compound motor...

Which of the following load normally needs starting torque more than the rated torque?

A. Blowers B. Conveyors C. Air compressors D. Centrifugal pumps...

Which one of the following is not the function of pole shoes in a D.C. machine ?

A. To reduce eddy current loss B. To support the field coils C. To spread out flux for better uniformity D. To reduce the reluctance of the magnetic path...

If the speed of a D.C. shunt motor is increased, the back e.m.f. of the motor will_________?

A. increase B. decrease C. remain same D. become zero...

If the field winding resistance of a DC shunt motor is increases, its speed will____________?

If the field winding resistance of a DC shunt motor is increases, its speed will A. decreases B. increases C. remains same D. none of the above...