Synchronous Motors In case one phase of a three-phase synchronous motor is short-circuited the motor will not start run at 2/3 of synchronous speed run with excessive vibrations take less than the rated load not start run at 2/3 of synchronous speed run with excessive vibrations take less than the rated load ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ None of the listed here A resistor An inductor A capacitor None of the listed here A resistor An inductor A capacitor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The mechanical power developed by a synchronous motor is independent of _________. Speed Torque angle Applied stator voltage Field excitation Speed Torque angle Applied stator voltage Field excitation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with low value short circuit ratio has Good speed regulation High stability limit Good voltage regulation Lower stability limit Good speed regulation High stability limit Good voltage regulation Lower stability limit ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with low value of short-circuit ratio has high stability limit lower stability limit good speed regulation good voltage regulation high stability limit lower stability limit good speed regulation good voltage regulation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is on no load, the torque angle is about ________ 0° electrical 45° electrical 30° electrical 90° electrical 0° electrical 45° electrical 30° electrical 90° electrical ANSWER DOWNLOAD EXAMIANS APP
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