Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 120 Hz 60 Hz None of the listed here 50 Hz 120 Hz 60 Hz None of the listed here 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Very low voltage Full armature voltage Extra high tension voltage Low voltage Very low voltage Full armature voltage Extra high tension voltage Low voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Positive Unity Zero Negative Positive Unity Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Alternators The losses in an alternator are the same as in A rectifier A transformer None of the listed here A dc machine A rectifier A transformer None of the listed here A dc machine ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is due to ______ None of the listed here Armature reaction Dc field excitation Leakage flux None of the listed here Armature reaction Dc field excitation Leakage flux ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Star-delta connected None of the listed here Always star connected Generally delta connected Star-delta connected None of the listed here Always star connected Generally delta connected ANSWER DOWNLOAD EXAMIANS APP
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