Alternators Copper losses of an alternator can be measured by Transformer Dc motor Rectifier None of the listed here Transformer Dc motor Rectifier None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator for a pf of 0.8 lagging is _______at unity pf. Greater than Smaller than The same as None of the listed here Greater than Smaller than The same as None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Armature winding of an alternator are generally None of the listed here Open winding Closed winding Partly open and partly closed windings None of the listed here Open winding Closed winding Partly open and partly closed windings ANSWER DOWNLOAD EXAMIANS APP
Alternators The efficiency of the turbo-alternator _____ with increases in speed. Decreases None of the listed here Remians unchanged Increases Decreases None of the listed here Remians unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ Leading VAR No reactive power Lagging VAR None of the listed here Leading VAR No reactive power Lagging VAR None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.5 lagging 0.866 lagging 0.866 leading Unity 0.5 lagging 0.866 lagging 0.866 leading Unity ANSWER DOWNLOAD EXAMIANS APP