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