Synchronous Motors The pull out torque of a practical synchronous motor will occur when the torque angle is about _____ 75° 45° 0° 30° 75° 45° 0° 30° ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can operate at Lagging power factor only Leading power factor Lagging, leading and unity power factors Unity power factor only Lagging power factor only Leading power factor Lagging, leading and unity power factors Unity power factor only ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor is used for Low torque loads Variable speed loads Power factor corrections Fluctuating loads Low torque loads Variable speed loads Power factor corrections Fluctuating loads ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is pulled out of synchronism, the stator current ________ Is increased too much Become zero Remains unchanged Is decreased too much Is increased too much Become zero Remains unchanged Is decreased too much ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with large air gap has a small value of inherent regulation a higher value of stability limit all of the listed here a higher synchronizing power which makes the machine less sensitive to load variations a small value of inherent regulation a higher value of stability limit all of the listed here a higher synchronizing power which makes the machine less sensitive to load variations ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The size of a synchronous motor decreases with the increase in All of the listed here Speed Horse power rating Flux density All of the listed here Speed Horse power rating Flux density ANSWER DOWNLOAD EXAMIANS APP
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