Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Extra high tension voltage Full armature voltage Low voltage Very low voltage Extra high tension voltage Full armature voltage Low voltage Very low voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators are generally used to run at 5000 rpm 3000 rpm 1500 rpm 1500 rpm 5000 rpm 3000 rpm 1500 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators Regulation of alternator supplying reaistive or inductive load is Either positive or negative Always negative Always positive None of the listed here Either positive or negative Always negative Always positive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In aircrafts, alternators have operating frequency of 60 Hz 400 Hz 800 Hz 50 Hz 60 Hz 400 Hz 800 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Reduce distortion of waveform Reduce eddy current losses Cool the machine Strengthen the magnetic field Reduce distortion of waveform Reduce eddy current losses Cool the machine Strengthen the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators are usually design to generate Definite power factor Definite currents Definite frequencies Variable frequncies Definite power factor Definite currents Definite frequencies Variable frequncies ANSWER DOWNLOAD EXAMIANS APP
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