Synchronous Motors The angle between the rotor poles and stator poles, in a synchronous motor, is known as Synchronising angle Angle of retardation Torque angle Power factor angle Synchronising angle Angle of retardation Torque angle Power factor angle ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Synchronous motor always run at Less than synchronous speed More than synchronous speed None of the listed here The synchronous speed Less than synchronous speed More than synchronous speed None of the listed here The synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The power factor correction capability of a loaded synchronous motor _____ with the increases in mechanical load. Increases Remains unchanged None of the listed here Decreases Increases Remains unchanged None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The speed regulation of a synchronous motor is always Positive 0.5% 1% Zero Positive 0.5% 1% Zero ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can operate at Lagging, leading and unity power factors Lagging power factor only Leading power factor Unity power factor only Lagging, leading and unity power factors Lagging power factor only Leading power factor Unity power factor only ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In a synchronous motor it the back e.m.f. generated in the armature at noload is approximately equal to the applied voltage, then the excitation is said to be zero per cent the excitation is said to be hundred per cent the torque generated is maximum the motor is said to be fully loaded the excitation is said to be zero per cent the excitation is said to be hundred per cent the torque generated is maximum the motor is said to be fully loaded ANSWER DOWNLOAD EXAMIANS APP
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