Synchronous Motors A synchronous motor can be used as a synchronous capacitor when it is Over excited Over loaded Under excited Under loaded Over excited Over loaded Under excited Under loaded ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor is a ______ motor. Singly fed Variable speed None of the listed here Variable pf Singly fed Variable speed None of the listed here Variable pf ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is pulled out of synchronism, the stator current ________ Become zero Is increased too much Remains unchanged Is decreased too much Become zero Is increased too much Remains unchanged Is decreased too much ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The rotor of synchronous motor is excited with direct current when the motor _____ Is at standstill None of the listed here Approches half synchronous speed Approches synchronous speed Is at standstill None of the listed here Approches half synchronous speed Approches synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with large air gap has a higher value of stability limit a small value of inherent regulation all of the listed here a higher synchronizing power which makes the machine less sensitive to load variations a higher value of stability limit a small value of inherent regulation all of the listed here a higher synchronizing power which makes the machine less sensitive to load variations ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors If one phase of a 3 phase synchronous motor is short circuited, motor Will refused ro start Will fail to pull into step Will overheat in spots Will not come upto speed Will refused ro start Will fail to pull into step Will overheat in spots Will not come upto speed ANSWER DOWNLOAD EXAMIANS APP
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