Synchronous Motors Damper winding in a synchronous motor________ Serves to start the motor Increases hunting of the motor Improve pf of the motor Reduces windage losses Serves to start the motor Increases hunting of the motor Improve pf of the motor Reduces windage losses ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The rotor copper losses, in a synchronous motor, are met by motor input c. source armature input supply lines motor input c. source armature input supply lines 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 Change of D.C. excitation of a synchronous motor changes Any of the above Motor speed Applied voltage of the motor Power factor of power drawn by the motor Any of the above Motor speed Applied voltage of the motor Power factor of power drawn by the motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Which of the following motors is non self starting? Dc series motor Synchronous motor Wound rotor induction motor Squirrel cage induction motor Dc series motor Synchronous motor Wound rotor induction motor Squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor is a ______ motor. Variable pf None of the listed here Variable speed Singly fed Variable pf None of the listed here Variable speed Singly fed ANSWER DOWNLOAD EXAMIANS APP
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