Synchronous Motors In a synchronous motor which loss varies with load ? Core loss Bearing friction loss Copper loss Windage loss Core loss Bearing friction loss Copper loss Windage loss 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 Leading power factor synchronous motors cost ______ the unity pf motors. None of the listed here About the same as More than Less than None of the listed here About the same as More than Less than ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Small synchronous motors are started by _______ None of the listed here Pony motor Damper winding Variable frequency source None of the listed here Pony motor Damper winding Variable frequency source ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors While running, a synchronous motor is compelled to run at synchronous speed because of _______ Induced emf in rotor field winding by stator flux Magnetic locking between stator and rotor poles Compulsion due to lenz's law Damper winding in its pole faces Induced emf in rotor field winding by stator flux Magnetic locking between stator and rotor poles Compulsion due to lenz's law Damper winding in its pole faces ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The net armature voltage of a synchronous motor is equal to the arithmetic difference of Eb and V vector difference of Eh and V arithmetic sum of Eb and V vector sum of Eb and V arithmetic difference of Eb and V vector difference of Eh and V arithmetic sum of Eb and V vector sum of Eb and V ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS