Synchronous Motors In a synchronous motor, the rotor copper loss are met by ______ Armature input Motor input Supply lines Dc source Armature input Motor input Supply lines Dc source ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors If the field of a synchronous motor is underexcited, the power factor will be lagging leading zero unity lagging leading zero unity 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. 2 5 6 0.5 2 5 6 0.5 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A 50 Hz synchronous motor runs at 200 rpm. The number of salient poles on the rotor are______ 30 16 36 None of the listed here 30 16 36 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When pull-out torque occurs in a synchronous motor, the poles of the rotor are _______ None of the listed here Coincident with statorbpoles 45° (electrical) behind stator poles Mid way between N and S poles of stator None of the listed here Coincident with statorbpoles 45° (electrical) behind stator poles Mid way between N and S poles of stator ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A rotary converter can also be run as a Dc shunt generator Dc series generator Dc compound generator Synchronous motor Dc shunt generator Dc series generator Dc compound generator Synchronous motor ANSWER DOWNLOAD EXAMIANS APP
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