Synchronous Motors If the synchronous motor, properly synchronised to the supply is running on no load and is having negligible loss then the stator current will be very high the back e.m.f. will be more than the supply voltage the stator current will be very small the stator current will be zero the stator current will be very high the back e.m.f. will be more than the supply voltage the stator current will be very small the stator current will be zero ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Mostly, synchronous motors are of Smooth cylindrical type machines Induction type machines Alternator type machines Salient pole type machines Smooth cylindrical type machines Induction type machines Alternator type machines Salient pole type machines ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can develop synchronous torque when under loaded while over-excited below or above synchronous speed only at synchronous speed when under loaded while over-excited below or above synchronous speed only at synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The construction of a synchronous motor resembles an alternator a rotary converter a series motor an induction motor an alternator a rotary converter a series motor an induction motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When the synchronous motor runs at synchronous speed, the voltage induced in the damper winding is _____ minimum Zero None of the listed here Maximum minimum Zero None of the listed here Maximum ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Damper winding in a synchronous motor________ Reduces windage losses Increases hunting of the motor Improve pf of the motor Serves to start the motor Reduces windage losses Increases hunting of the motor Improve pf of the motor Serves to start the motor ANSWER DOWNLOAD EXAMIANS APP
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