Alternators An under excited alternator supplies _______ No reactive power None of the listed here Leading VAR Lagging VAR No reactive power None of the listed here Leading VAR Lagging VAR ANSWER DOWNLOAD EXAMIANS APP
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 speed of prime movers 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 ANSWER DOWNLOAD EXAMIANS APP
Alternators The non salient field construction is used for _______ alternator. Medium speed High speed None of the listed here Low speed Medium speed High speed None of the listed here Low speed ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is usually Much lower than that of power transformer Much higher than that of a power transformer None of the listed here Equal to that of power transformer Much lower than that of power transformer Much higher than that of a power transformer None of the listed here Equal to that of power transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.6 0.2 0.866 0.707 0.6 0.2 0.866 0.707 ANSWER DOWNLOAD EXAMIANS APP
Alternators Regulation of alternator supplying reaistive or inductive load is Always positive Either positive or negative Always negative None of the listed here Always positive Either positive or negative Always negative None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS