Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ 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 Pf becomes more leading Pf becomes more lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators When two alternators are running in exact synchronism, the synchronising power will be None of the listed here Zero Unity Sum of the output of two None of the listed here Zero Unity Sum of the output of two ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.6 0.707 0.2 0.866 0.6 0.707 0.2 0.866 ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator the armature reaction is mainly influenced by The power factor of the load Short circuit ratio Total current drawn Speed of the alternator The power factor of the load Short circuit ratio Total current drawn Speed of the alternator ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 8 2 4 12 8 2 4 12 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 Phase sequence None of the listed here Field excitation of alternators Driving torques of prime movers Phase sequence None of the listed here Field excitation of alternators ANSWER DOWNLOAD EXAMIANS APP
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