Synchronous Motors Hunting in a synchronous motor cannot be due to variable load variable frequency windage friction variable supply voltage variable load variable frequency windage friction variable supply voltage ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor is used for Low torque loads Variable speed loads Fluctuating loads Power factor corrections Low torque loads Variable speed loads Fluctuating loads Power factor corrections ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors For power factor correction, synchronous motors operate at no-load and greatly over-excited fields no-load and under-excited fields normal load with zero excitation normal load with minimum excitation no-load and greatly over-excited fields no-load and under-excited fields normal load with zero excitation normal load with minimum excitation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Synchronous capacitor is None of the listed here An over excited synchronous motor running without mechanical load An over excited synchronous motor driving mechanical load An ordinary static capacitor bank None of the listed here An over excited synchronous motor running without mechanical load An over excited synchronous motor driving mechanical load An ordinary static capacitor bank ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The magnitude of field flux in a 3-phase synchronous motor Varies with the load Varies with power factor Remains constant at all loads Varies with speed Varies with the load Varies with power factor Remains constant at all loads Varies with speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In case one phase of a three-phase synchronous motor is short-circuited the motor will take less than the rated load run at 2/3 of synchronous speed not start run with excessive vibrations take less than the rated load run at 2/3 of synchronous speed not start run with excessive vibrations ANSWER DOWNLOAD EXAMIANS APP
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