Alternators Modern 3-phase alternator of a central power station will have generated voltage of 400 V 132 kV 11 kV 230 V 400 V 132 kV 11 kV 230 V ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become Half Unchanged One fourth Double Half Unchanged One fourth Double ANSWER DOWNLOAD EXAMIANS APP
Alternators The efficiency of the turbo-alternator _____ with increases in speed. Remians unchanged None of the listed here Decreases Increases Remians unchanged None of the listed here Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To verticate the armature As a return path for the flux To hold the armature stampings To protect the whole machine To verticate the armature As a return path for the flux To hold the armature stampings To protect the whole machine ANSWER DOWNLOAD EXAMIANS APP
Alternators Where the terminal voltage of an alternator falls on throwing of the load, it indicates that the load is purely Resistive Inductive Capacitive None of the listed here Resistive Inductive Capacitive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The alternators driven by _______ do not have a tendency to hunt. Steam turbines Diesel engines None of the listed here Water turbines Steam turbines Diesel engines None of the listed here Water turbines ANSWER DOWNLOAD EXAMIANS APP
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