Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ None of the listed here Pf becomes more leading Pf becomes more lagging Output kW will change None of the listed here Pf becomes more leading Pf becomes more lagging Output kW will change 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 Half Double Unchanged One fourth Half Double Unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is usually Much lower than that of power transformer None of the listed here Much higher than that of a power transformer Equal to that of power transformer Much lower than that of power transformer None of the listed here Much higher than that of a power transformer Equal to that of power transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators The alternators driven by _______ do not have a tendency to hunt. None of the listed here Water turbines Diesel engines Steam turbines None of the listed here Water turbines Diesel engines Steam turbines ANSWER DOWNLOAD EXAMIANS APP
Alternators The stator of an alternator rarely uses _____slots. Wide open type None of the listed here Closed type Semi-closed type Wide open type None of the listed here Closed type Semi-closed type ANSWER DOWNLOAD EXAMIANS APP
Alternators A turbo alternator uses ________ Nonsalient pole field structure Rotating ac machine winding None of the listed here Salient pole field structure Nonsalient pole field structure Rotating ac machine winding None of the listed here Salient pole field structure ANSWER DOWNLOAD EXAMIANS APP