Alternators The airgap in an alternator is ________ in an induction motor. None of the listed here About same as Much shorter than Much longer than None of the listed here About same as Much shorter than Much longer than ANSWER DOWNLOAD EXAMIANS APP
Alternators The distribution of load between two alternators operating in parallel can be changed by changing ______ Field excitation of alternators 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 ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. Increases Decreases None of the listed here Remains unchanged Increases Decreases None of the listed here Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators The losses in an alternator are the same as in None of the listed here A dc machine A transformer A rectifier None of the listed here A dc machine A transformer A rectifier ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ Output kW will change Pf becomes more lagging None of the listed here Pf becomes more leading Output kW will change Pf becomes more lagging None of the listed here Pf becomes more leading ANSWER DOWNLOAD EXAMIANS APP
Alternators High speed alternators are driven by _____. None of the listed here Hydraulic turbines Steam turbines Diesel engines None of the listed here Hydraulic turbines Steam turbines Diesel engines ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS