Synchronous Motors The armature current of a synchronous motor will be minimum for ______ power factor. None of the listed here 0.8 leading Unity 0.8 lagging None of the listed here 0.8 leading Unity 0.8 lagging ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is on no load, the torque angle is about ________ 0° electrical 90° electrical 30° electrical 45° electrical 0° electrical 90° electrical 30° electrical 45° electrical ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The power factor correction capability of a loaded synchronous motor _____ with the increases in mechanical load. Increases None of the listed here Decreases Remains unchanged Increases None of the listed here Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a unity pf synchronous motor is operated at a leading pf, it results in _______ None of the listed here More than rated rotor current Less than rated horsepower output More than rated horseppwer output None of the listed here More than rated rotor current Less than rated horsepower output More than rated horseppwer output ANSWER DOWNLOAD EXAMIANS APP
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 Hunting in a synchronous motor can not be due to Variable load Windage friction Variable supply frequency Variable frequency Variable load Windage friction Variable supply frequency Variable frequency ANSWER DOWNLOAD EXAMIANS APP
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