Synchronous Motors Small synchronous motors are started by _______ Variable frequency source None of the listed here Pony motor Damper winding Variable frequency source None of the listed here Pony motor Damper winding ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When load on a synchronous motor is increased, its armature current is increased provided, it is ______ All of these Over-excited Under-excited Normally excited All of these Over-excited Under-excited Normally excited ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Synchronous capacitor is An ordinary static capacitor bank None of the listed here An over excited synchronous motor running without mechanical load An over excited synchronous motor driving mechanical load An ordinary static capacitor bank None of the listed here An over excited synchronous motor running without mechanical load An over excited synchronous motor driving mechanical load ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The armature current of a synchronous motor will be minimum for ______ power factor. None of the listed here Unity 0.8 lagging 0.8 leading None of the listed here Unity 0.8 lagging 0.8 leading ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ An inductor A resistor A capacitor None of the listed here An inductor A resistor A capacitor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The minimum armature current of the synchronous motor corresponds to operation at unity power factor 0.707 power factor leading 0.707 power factor lagging zero power factor leading unity power factor 0.707 power factor leading 0.707 power factor lagging zero power factor leading ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS