Synchronous Motors MCQ Questions & Answers | Electrical Engineering

A. the armature current is maximum

B. the armature current is minimum

C. the armature current is zero

D. none of the above

A. 3000 r.p.m.

B. 1500 r.p.m.

C. 750 r.p.m.

D. none of the above

A. D.C. series motor

B. synchronous motor

C. Squirrel cage induction motor

D. Wound round induction motor

A. Windage loss

B. Copper losses

C. Any of the above

D. None of the above

A. decreases with increase in its excitation

B. increases with increase in its excitation

C. remains unaffected with increase in excitation

D. any of the above