Synchronous Motors The duration of sudden short circuit test on synchronous motor is usually about One second One minute One hour None of the listed here One second One minute One hour None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The angle between the rotor poles and stator poles, in a synchronous motor, is known as Torque angle Power factor angle Synchronising angle Angle of retardation Torque angle Power factor angle Synchronising angle Angle of retardation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ An inductor A resistor None of the listed here A capacitor An inductor A resistor None of the listed here A capacitor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The speed of a synchronous motor Decreases as the load decreases None of the listed here Increases as the load increases Always remains constant Decreases as the load decreases None of the listed here Increases as the load increases Always remains constant ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The back emf in the stator of a synchronous motor depends on Rotor speed Rotor excitation None of the listed here Flux density Rotor speed Rotor excitation None of the listed here Flux density ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Most of the synchronous motors are _______ power factor metors. Unity 0.8 lagging 0.5 leading 0.8 leading Unity 0.8 lagging 0.5 leading 0.8 leading ANSWER DOWNLOAD EXAMIANS APP
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