Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ Pf becomes more leading 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 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 0.707 0.2 0.6 0.866 0.707 0.2 0.6 0.866 ANSWER DOWNLOAD EXAMIANS APP
Alternators In air-crafts, alternators have operating frequency of 400 Hz 500 Hz 60 Hz 50 Hz 400 Hz 500 Hz 60 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators Majority of the alternators in the use have _____ None of the listed here Stationary field type construction Revolving ac armature winding Revolving field type construction None of the listed here Stationary field type construction Revolving ac armature winding Revolving field type construction ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to Prevenent hunting None of the listed here Reduce windage loss Achieve synchronism Prevenent hunting None of the listed here Reduce windage loss Achieve synchronism ANSWER DOWNLOAD EXAMIANS APP
Alternators When two alternators are running in exact synchronism, the synchronising power will be Unity None of the listed here Sum of the output of two Zero Unity None of the listed here Sum of the output of two Zero ANSWER DOWNLOAD EXAMIANS APP