Synchronous Motors The angle between the rotor poles and stator poles, in a synchronous motor, is known as Power factor angle Angle of retardation Torque angle Synchronising angle Power factor angle Angle of retardation Torque angle Synchronising angle ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The direction of rotation of a synchronous motor can be reversed by reversing, Current to field winding Supply phase sequence Polarity of rotor poles None of the listed here Current to field winding Supply phase sequence Polarity of rotor poles None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The pull out torque of a synchronous motor will ______ as the field excitation is increased. Remain unchanged Decrease None of the listed here Increase Remain unchanged Decrease None of the listed here Increase ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The rotor of a synchronous motor is Nonsalient pole type Identical to that of a dc motor Salient pole type None of the listed here Nonsalient pole type Identical to that of a dc motor Salient pole type None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When pull-out torque occurs in a synchronous motor, the poles of the rotor are _______ None of the listed here Mid way between N and S poles of stator Coincident with statorbpoles 45° (electrical) behind stator poles None of the listed here Mid way between N and S poles of stator Coincident with statorbpoles 45° (electrical) behind stator poles ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In a synchronous motor, the maximum power developed depends on all of the following except maximum value of coupling angle supply voltage rotor excitation direction of rotation maximum value of coupling angle supply voltage rotor excitation direction of rotation ANSWER DOWNLOAD EXAMIANS APP
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