Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ None of the listed here Is increased Is decreased Remains the same None of the listed here Is increased Is decreased Remains the same ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Same diameter and axial length Small diameter and long axial length Large diameter and small axial length Large diameter and long axial length Same diameter and axial length Small diameter and long axial length Large diameter and small axial length Large diameter and long axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ None of the listed here 50 Hz 120 Hz 60 Hz None of the listed here 50 Hz 120 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ None of the listed here Generally delta connected Star-delta connected Always star connected None of the listed here Generally delta connected Star-delta connected Always star connected ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the frequency of voltage generated depend on Rotative speed only Number of poles only None of the listed here Both rotative speed and number of poles Rotative speed only Number of poles only None of the listed here Both rotative speed and number of poles ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. None of the listed here About same as Much shorter than Much longer than None of the listed here About same as Much shorter than Much longer than ANSWER DOWNLOAD EXAMIANS APP