Synchronous Motors When a synchronous motor is pulled out of synchronism, the stator current ________ Remains unchanged Become zero Is decreased too much Is increased too much Remains unchanged Become zero Is decreased too much Is increased too much ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The rotor copper losses, in a synchronous motor, are met by supply lines c. source motor input armature input supply lines c. source motor input armature input ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor is used for Power factor corrections Fluctuating loads Variable speed loads Low torque loads Power factor corrections Fluctuating loads Variable speed loads Low torque loads ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The construction of a synchronous motor ressembles An alternator A rotary converter An induction motor A series motor An alternator A rotary converter An induction motor A series motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The armature current of a synchronous motor will be minimum for ______ power factor. 0.8 lagging 0.8 leading Unity None of the listed here 0.8 lagging 0.8 leading Unity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The direction of rotation of a synchronous motor can be reversed by reversing, Supply phase sequence Current to field winding Polarity of rotor poles None of the listed here Supply phase sequence Current to field winding Polarity of rotor poles None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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