Alternators An under excited alternator supplies _______ Lagging VAR No reactive power Leading VAR None of the listed here Lagging VAR No reactive power Leading VAR None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator the armature reaction is mainly influenced by The power factor of the load Total current drawn Speed of the alternator Short circuit ratio The power factor of the load Total current drawn Speed of the alternator Short circuit ratio ANSWER DOWNLOAD EXAMIANS APP
Alternators The rating of an alternator is expressed in______ kVAR kW HP kVA kVAR kW HP kVA ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ Pf becomes more leading None of the listed here Output kW will change Pf becomes more lagging Pf becomes more leading None of the listed here Output kW will change Pf becomes more lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become One fourth Unchanged Double Half One fourth Unchanged Double Half ANSWER DOWNLOAD EXAMIANS APP
Alternators The distribution of load between two alternators operating in parallel can be changed by changing ______ None of the listed here Driving torques of prime movers Phase sequence Field excitation of alternators None of the listed here Driving torques of prime movers Phase sequence Field excitation of alternators ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS