Synchronous Motors In a synchronous motor, the maximum power developed depends on all of the following except supply voltage rotor excitation maximum value of coupling angle direction of rotation supply voltage rotor excitation maximum value of coupling angle direction of rotation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The ratio of starting torque to running torque in a synchronous motor is One Infinity Zero Two One Infinity Zero Two ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors For power factor correction, synchronous motors operate at no-load and under-excited fields normal load with zero excitation no-load and greatly over-excited fields normal load with minimum excitation no-load and under-excited fields normal load with zero excitation no-load and greatly over-excited fields normal load with minimum excitation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Change of D.C. excitation of a synchronous motor changes Any of the above Power factor of power drawn by the motor Motor speed Applied voltage of the motor Any of the above Power factor of power drawn by the motor Motor speed Applied voltage of the motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can be made self starting by providing Damper winding on stator Damper winding on rotor poles None of the listed here Damper winding on stator as well as rotor poles Damper winding on stator Damper winding on rotor poles None of the listed here Damper winding on stator as well as rotor poles ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When the synchronous motor runs at synchronous speed, the voltage induced in the damper winding is _____ minimum Maximum Zero None of the listed here minimum Maximum Zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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