Synchronous Motors The operating speed of a synchronous motor can be changed to new fixed value by using brakes changing the supply voltage changing frequency changing the load using brakes changing the supply voltage changing frequency changing the load ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The percentage slip in case of a synchronous motor is zero 0.005 1 0.01 zero 0.005 1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When load on an over-excited or under excited synchronous motor is increased, rate of change of its armature current as compared with that of power factor is twice less more equal twice less more equal ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can be made self starting by providing Damper winding on stator as well as rotor poles None of the listed here Damper winding on rotor poles Damper winding on stator Damper winding on stator as well as rotor poles None of the listed here Damper winding on rotor poles Damper winding on stator ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors For the same active power consumed, the stator current of a synchronous motor is ______ that of a 3 phase induction motor. More than Less than None of the listed here The same as More than Less than None of the listed here The same as ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The speed regulation of a synchronous motor is always 0.5% Positive Zero 1% 0.5% Positive Zero 1% ANSWER DOWNLOAD EXAMIANS APP
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