Alternators Armature winding of an alternator are generally Open winding Partly open and partly closed windings Closed winding None of the listed here Open winding Partly open and partly closed windings Closed winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ None of the listed here Generally delta connected Always star connected Star-delta connected None of the listed here Generally delta connected Always star connected Star-delta connected ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ Unity 0.866 leading 0.5 lagging 0.866 lagging Unity 0.866 leading 0.5 lagging 0.866 lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators A 3 phase alternator has 3-slot per pole. The distribution factor of the winding is _______ None of the listed here 0.866 1 0.5 None of the listed here 0.866 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ None of the listed here Is decreased Is increased Remains the same None of the listed here Is decreased Is increased Remains the same ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of the system with which several alternators are paralleled can be increased of by simultaneously _______ of all generators. Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation ANSWER DOWNLOAD EXAMIANS APP
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