An electric motor in which both stator field and rotor rotates with same speed is called synchronous motor.
Description : The maximum torque which a synchronous motor will develop at rest for any angular position of the rotor, at rated stator supply voltage and frequency, is known as?
Description : A 400 V, 50 Hz three-phase induction motor rotates at 1440 rpm on full -load. The motor is wound for
Answer : A 400 V, 50 Hz three-phase induction motor rotates at 1440 rpm on full -load. The motor is wound for 4 poles
Answer : When the armature of a D.C. motor rotates, e.m.f. induced is back e.m.f.
Description : Salient pole rotor is use for which speed?
Answer : Salient pole rotor is use for low and medium speed prime movers.
Description : Which rotor is use for high speed in turbo alternators?
Answer : Non-salient pole rotor is used for high speed in turbo alternators.