Alternators An under excited alternator supplies _______ No reactive power None of the listed here Leading VAR Lagging VAR No reactive power None of the listed here Leading VAR Lagging VAR ANSWER DOWNLOAD EXAMIANS APP
Alternators The distribution of load between two alternators operating in parallel can be changed by changing ______ Driving torques of prime movers Field excitation of alternators Phase sequence None of the listed here Driving torques of prime movers Field excitation of alternators Phase sequence None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to None of the listed here Prevenent hunting Reduce windage loss Achieve synchronism None of the listed here Prevenent hunting Reduce windage loss Achieve synchronism ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed at which a 6-pole alternator should be driven to generate 50 cycles per second is _______ 500 rpm None of the listed here 1500 rpm 1000 rpm 500 rpm None of the listed here 1500 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators Majority of the alternators are Two phase Three phase Single phase None of the listed here Two phase Three phase Single phase None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Magnetic losses are the minimum Less turns of wire are required Small conductors can be used Higher terminal voltage is obtained Magnetic losses are the minimum Less turns of wire are required Small conductors can be used Higher terminal voltage is obtained ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS