Alternators The ac armature winding of an alternator is _______ Generally delta connected None of the listed here Always star connected Star-delta connected Generally delta connected None of the listed here Always star connected Star-delta connected ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators are usually design to generate Variable frequncies Definite power factor Definite currents Definite frequencies Variable frequncies Definite power factor Definite currents Definite frequencies ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ Lagging VAR Leading VAR None of the listed here No reactive power Lagging VAR Leading VAR None of the listed here No reactive power ANSWER DOWNLOAD EXAMIANS APP
Alternators If the number of poles of an alternator is increased, the generated emf Increases Decreases None of the listed here Remains the same Increases Decreases None of the listed here Remains the same ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become Double Unchanged One fourth Half Double Unchanged One fourth Half ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Remains the same None of the listed here Is decreased Is increased Remains the same None of the listed here Is decreased Is increased ANSWER DOWNLOAD EXAMIANS APP
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