Synchronous Motors Small synchronous motors are started by _______ Damper winding None of the listed here Variable frequency source Pony motor Damper winding None of the listed here Variable frequency source Pony motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The pull out torque of a synchronous motor is generally ______ times its full-load torque. 6 to 9 5 to 10 0.5 1.25 to 3.5 6 to 9 5 to 10 0.5 1.25 to 3.5 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The mechanical power developed by a synchronous motor is independent of _________. Speed Field excitation Torque angle Applied stator voltage Speed Field excitation Torque angle Applied stator voltage ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor develop maximum power when load angle is 60° 45° 90° 120° 60° 45° 90° 120° ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In order to to reverse the direction of a synchronous motor, _______ Reduce dc field excitation to zero Interchange any two stator lines Change supply frequency None of the listed here Reduce dc field excitation to zero Interchange any two stator lines Change supply frequency None of the listed here 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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