Alternators In an alternator, the frequency of voltage generated depend on Number of poles only Both rotative speed and number of poles None of the listed here Rotative speed only Number of poles only Both rotative speed and number of poles None of the listed here Rotative speed only ANSWER DOWNLOAD EXAMIANS APP
Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Full armature voltage Very low voltage Low voltage Extra high tension voltage Full armature voltage Very low voltage Low voltage Extra high tension voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Is decreased Is increased None of the listed here Remains the same Is decreased Is increased None of the listed here Remains the same ANSWER DOWNLOAD EXAMIANS APP
Alternators Zero power factor method for alternator is generally used to determine Voltage regulation of the alternator None of the listed here Synchronous impedance of alternator Efficiency of alternator Voltage regulation of the alternator None of the listed here Synchronous impedance of alternator Efficiency of alternator ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Generally delta connected Star-delta connected Always star connected None of the listed here Generally delta connected Star-delta connected Always star connected None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 2 8 4 12 2 8 4 12 ANSWER DOWNLOAD EXAMIANS APP
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