Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.5 lagging Unity 0.866 leading 0.866 lagging 0.5 lagging Unity 0.866 leading 0.866 lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator depends on Load current only Both load current and pf None of the listed here Power factor only Load current only Both load current and pf None of the listed here Power factor only ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Zero Positive Negative Unity Zero Positive Negative Unity ANSWER DOWNLOAD EXAMIANS APP
Alternators In a large generator, dampers Reduce frequency fluctuations Reduce voltage fluctuations None of the listed here Increase stability Reduce frequency fluctuations Reduce voltage fluctuations None of the listed here Increase stability ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. Decreases None of the listed here Increases Remains unchanged Decreases None of the listed here Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage drop in an alternator when under load is due to ______ Armature resistance All of the listed here Armatute reaction Armature reactance Armature resistance All of the listed here Armatute reaction Armature reactance ANSWER DOWNLOAD EXAMIANS APP
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