Synchronous Motors In a synchronous motor, the maximum power developed depends on all of the following except direction of rotation rotor excitation maximum value of coupling angle supply voltage direction of rotation rotor excitation maximum value of coupling angle supply voltage ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The pull out torque of a synchronous motor will ______ as the field excitation is increased. None of the listed here Decrease Increase Remain unchanged None of the listed here Decrease Increase Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The angle between the rotor poles and stator poles, in a synchronous motor, is known as Torque angle Angle of retardation Power factor angle Synchronising angle Torque angle Angle of retardation Power factor angle Synchronising angle ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Leading power factor synchronous motors cost ______ the unity pf motors. None of the listed here Less than About the same as More than None of the listed here Less than About the same as More than ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor with large air gap has A higher synchronizing power which makes the machine less sensitive to load variations A higher value of stability limit All of the listed here A small value of inherent regulation A higher synchronizing power which makes the machine less sensitive to load variations A higher value of stability limit All of the listed here A small value of inherent regulation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors If the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, then it runs at a slower speed it runs at a very high speed the motor stops it continues to run at the same speed it runs at a slower speed it runs at a very high speed the motor stops it continues to run at the same speed ANSWER DOWNLOAD EXAMIANS APP
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