Electrical Machines The sequence of induction motor is RYB, then the direction of induction motor can be changed by which of the following sequence? RBY BRY BYR All of these RBY BRY BYR All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Synchronous condensers are used to All of these improve starting torque improve the power factor reduce hunting All of these improve starting torque improve the power factor reduce hunting ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines From no load to full load the slip will slightly increase. not change. None of these slightly decrease. slightly increase. not change. None of these slightly decrease. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eddy current loss will depends on Flux density All of these Thickness Frequency Flux density All of these Thickness Frequency ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machines, the interpoles are provided both (B) and (C). to counteract demagnetizing effect of armature mmf in commutating zone. to make commutation spark less. to counteract the reactance voltage and the cross-magnetizi both (B) and (C). to counteract demagnetizing effect of armature mmf in commutating zone. to make commutation spark less. to counteract the reactance voltage and the cross-magnetizi ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Capacitor start capacitor run provides none. high staring torque and high power factor. high power factor only. high staring torque only. none. high staring torque and high power factor. high power factor only. high staring torque only. ANSWER DOWNLOAD EXAMIANS APP
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