- (A) Damper winding
- (B) Star-delta starter
- (C) Damper winding in conjunction with star-delta starter
- (D) Resistance starter in the armature circuit
Electrical Engineering Mcqs
- (A) one-third
- (B) twice
- (C) thrice
- (D) six times
- (E) nine times
- (A) a higher value of stability limit
- (B) a small value of inherent regulation
- (C) a higher synchronizing power which makes the machine less sensitive to load variations
- (D) all of the above
- (A) voltage rating
- (B) current rating
- (C) power factor
- (D) speed
- (A) fluctuating loads
- (B) variable speed loads
- (C) low torque loads
- (D) power factor corrections
- (A) carbon or graphite
- (B) brass or steel
- (C) silver or gold
- (D) copper or aluminium
- (A) synchronous motor has no slip
- (B) stator supply is not required to produce magnetic field
- (C) mechanical load on the rotor remains constant
- (D) synchronous motor has large airgap
- (A) not-self starting
- (B) self-starting
- (C) essentially self-starting
- (D) none of the above
- (A) D.C. motor
- (B) Reluctance motor
- (C) Universal motor
- (D) Synchronous motor
- (E) Induction motor
- (A) it runs at a slower speed
- (B) the motor stops
- (C) it continues to run at the same speed
- (D) it runs at a very high speed
