Synchronous Motors In a synchronous motor, the rotor copper loss are met by ______ Motor input Supply lines Dc source Armature input Motor input Supply lines Dc source Armature input ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can be used as a synchronous capacitor when it is Over loaded Under loaded Under excited Over excited Over loaded Under loaded Under excited Over excited ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A 50 Hz synchronous motor runs at 200 rpm. The number of salient poles on the rotor are______ 36 16 30 None of the listed here 36 16 30 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The induced e.m.f. in a synchronous motor working on leading power factor will be more than the supply voltage equal to the supply voltage None of these less than the supply voltage more than the supply voltage equal to the supply voltage None of these less than the supply voltage ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor delivers reactive power when ______ Normally excited Over excited Under excited None of the listed here Normally excited Over excited Under excited None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Hunting in a synchronous motor cannot be due to variable supply voltage variable load variable frequency windage friction variable supply voltage variable load variable frequency windage friction ANSWER DOWNLOAD EXAMIANS APP
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