Alternators The frequency of the system with which several alternators are paralleled can be increased of by simultaneously _______ of all generators. Decreasing the field excitation Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage drop in an alternator when under load is due to ______ Armatute reaction Armature resistance Armature reactance All of the listed here Armatute reaction Armature resistance Armature reactance All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The rating of an alternator is expressed in______ kW kVAR kVA HP kW kVAR kVA HP ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to None of the listed here Prevenent hunting Reduce windage loss Achieve synchronism None of the listed here Prevenent hunting Reduce windage loss Achieve synchronism ANSWER DOWNLOAD EXAMIANS APP
Alternators When the speed of an alternator is reduced by half, the generated emf will become Twice Half Four times One-fourth Twice Half Four times One-fourth ANSWER DOWNLOAD EXAMIANS APP
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