Alternators In air-crafts, alternators have operating frequency of 60 Hz 50 Hz 500 Hz 400 Hz 60 Hz 50 Hz 500 Hz 400 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is usually Equal to that of power transformer None of the listed here Much higher than that of a power transformer Much lower than that of power transformer Equal to that of power transformer None of the listed here Much higher than that of a power transformer Much lower than that of power transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 8 4 12 2 8 4 12 2 ANSWER DOWNLOAD EXAMIANS APP
Alternators Copper losses of an alternator can be measured by None of the listed here Dc motor Transformer Rectifier None of the listed here Dc motor Transformer Rectifier ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is due to ______ Leakage flux Armature reaction Dc field excitation None of the listed here Leakage flux Armature reaction Dc field excitation None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.707 0.866 0.2 0.6 0.707 0.866 0.2 0.6 ANSWER DOWNLOAD EXAMIANS APP