Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ Pf becomes more leading Pf becomes more lagging None of the listed here Output kW will change Pf becomes more leading Pf becomes more lagging None of the listed here Output kW will change ANSWER DOWNLOAD EXAMIANS APP
Alternators In huge alternators, the moving part is Brushes Armature Poles None of the listed here Brushes Armature Poles None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is larger than that of a dc generator because of _______ Large leakage reactance None of the listed here Large armature resistance Complex effects of armature reaction Large leakage reactance None of the listed here Large armature resistance Complex effects of armature reaction ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because 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 Magnetic losses are the minimum Less turns of wire are required Small conductors can be used ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ No reactive power None of the listed here Lagging VAR Leading VAR No reactive power None of the listed here Lagging VAR Leading VAR ANSWER DOWNLOAD EXAMIANS APP
Alternators If the number of poles of an alternator is increased, the generated emf Decreases Increases None of the listed here Remains the same Decreases Increases None of the listed here Remains the same ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS