Synchronous Motors Damper winding in a synchronous motor________ Increases hunting of the motor Serves to start the motor Improve pf of the motor Reduces windage losses Increases hunting of the motor Serves to start the motor Improve pf of the motor Reduces windage losses ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous capacitor is an over excited motor running at ________ Full load None of the listed here No load Half full load Full load None of the listed here No load Half full load ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with low value short circuit ratio has High stability limit Good speed regulation Lower stability limit Good voltage regulation High stability limit Good speed regulation Lower stability limit Good voltage regulation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors By which of the following methods the constant speed of a synchronous motor can be changed to new fixed value ? By changing the applied voltage By interchanging any two phases By changing the load By changing the supply frequency By changing the applied voltage By interchanging any two phases By changing the load By changing the supply frequency ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Slip rings in a synchronous motor carry All of the listed here No current Direct current Alternating current All of the listed here No current Direct current Alternating current ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In a synchronous motor, the forced vibrations will be maximum when driving A centrifugal blower A centrifugal pump Any of the listed here A reciprocating air compressor A centrifugal blower A centrifugal pump Any of the listed here A reciprocating air compressor ANSWER DOWNLOAD EXAMIANS APP
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