Synchronous Motors In a synchronous motor, the rotor copper loss are met by ______ Dc source Supply lines Motor input Armature input Dc source Supply lines Motor input Armature input ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A three phase synchronous motor will have Three slip rings One slip rings Two slip rings No slip rings Three slip rings One slip rings Two slip rings No slip rings ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A 50 Hz synchronous motor runs at 200 rpm. The number of salient poles on the rotor are______ 16 30 36 None of the listed here 16 30 36 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors For reciprocating compressor, the synchronous motor is designed to have pull in torque of about ______ times the full load torque. 5 0.5 6 2 5 0.5 6 2 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor will always stop when Excitation winding gets disconnected Load in motor varies Supply voltage fluctuates Supply voltage frequency changes Excitation winding gets disconnected Load in motor varies Supply voltage fluctuates Supply voltage frequency changes ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor runs at only one speed because it ______ Is a doubly fed machine Has no losses Has a damper winding None of the listed here Is a doubly fed machine Has no losses Has a damper winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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