Synchronous Motors Leading power factor synchronous motors cost ______ the unity pf motors. Less than About the same as More than None of the listed here Less than About the same as More than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The operating speed of a synchronous motor can be changed to new fixed value by changing the load changing frequency using brakes changing the supply voltage changing the load changing frequency using brakes changing the supply voltage ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with low value of short-circuit ratio has good voltage regulation good speed regulation high stability limit lower stability limit good voltage regulation good speed regulation high stability limit lower stability limit ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The maximum constant load torque under which a synchronous motor will pull into synchronism at rated rotor supply voltage and frequency is known as pull-out torque pull-in torque pull-up torque None of these pull-out torque pull-in torque pull-up torque None of these ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors If the synchronous motor, properly synchronised to the supply is running on no load and is having negligible loss then the back e.m.f. will be more than the supply voltage the stator current will be zero the stator current will be very high the stator current will be very small the back e.m.f. will be more than the supply voltage the stator current will be zero the stator current will be very high the stator current will be very small ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ An inductor None of the listed here A capacitor A resistor An inductor None of the listed here A capacitor A resistor ANSWER DOWNLOAD EXAMIANS APP
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