Alternators Voltage regulation of an alternator is usually None of the listed here Equal to that of power transformer Much higher than that of a power transformer Much lower than that of power transformer None of the listed here Equal to that of power transformer Much higher than that of a power transformer Much lower than that of power transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators The efficiency of the turbo-alternator _____ with increases in speed. None of the listed here Remians unchanged Decreases Increases None of the listed here Remians unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.866 lagging Unity 0.5 lagging 0.866 leading 0.866 lagging Unity 0.5 lagging 0.866 leading ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. About same as Much shorter than None of the listed here Much longer than About same as Much shorter than None of the listed here Much longer than ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than None of the listed here Larger in size than Of the same size as Smaller in size than None of the listed here Larger in size than Of the same size as ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Large diameter and long axial length Large diameter and small axial length Same diameter and axial length Small diameter and long axial length Large diameter and long axial length Large diameter and small axial length Same diameter and axial length Small diameter and long axial length ANSWER DOWNLOAD EXAMIANS APP