Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Remains the same Is decreased None of the listed here Is increased Remains the same Is decreased None of the listed here Is increased ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Large diameter and long axial length Small diameter and long axial length Same diameter and axial length Large diameter and small axial length Large diameter and long axial length Small diameter and long axial length Same diameter and axial length Large diameter and small axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators The disadvantaged of a short pitched coil is that _______ Waveform becomes non-sinusoidal None of the listed here Voltage round the coil is reduced Harmonics are introduced Waveform becomes non-sinusoidal None of the listed here Voltage round the coil is reduced Harmonics are introduced ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Always star connected 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 ANSWER DOWNLOAD EXAMIANS APP
Alternators High speed alternators are driven by _____. Steam turbines Diesel engines Hydraulic turbines None of the listed here Steam turbines Diesel engines Hydraulic turbines None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The rating of an alternator is expressed in______ kW HP kVAR kVA kW HP kVAR kVA ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS