Synchronous Motors The back emf in the stator of a synchronous motor depends on None of the listed here Rotor speed Flux density Rotor excitation None of the listed here Rotor speed Flux density Rotor excitation 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 In a synchronous motor, the forced vibrations will be maximum when driving A reciprocating air compressor A centrifugal blower Any of the listed here A centrifugal pump A reciprocating air compressor A centrifugal blower Any of the listed here A centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When the synchronous motor runs at synchronous speed, the voltage induced in the damper winding is _____ minimum Zero None of the listed here Maximum minimum Zero None of the listed here Maximum ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors For power factor correction, synchronous motors operate at normal load with minimum excitation normal load with zero excitation no-load and greatly over-excited fields no-load and under-excited fields normal load with minimum excitation normal load with zero excitation no-load and greatly over-excited fields no-load and under-excited fields ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors While starting a salient pole synchronous motor by induction motor action and connecting field discharge resistance across field, starting and accelerting torque is produced by induction motor torque in field winding All of the listed here eddy current and hysteresis torque in pole faces induction motor torque in damper winding induction motor torque in field winding All of the listed here eddy current and hysteresis torque in pole faces induction motor torque in damper winding ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS