Alternators The salient pole construction for field structure of an alternator is generally used for ______ machine. 2-pole None of the listed here 4-pole 8-pole 2-pole None of the listed here 4-pole 8-pole ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Cool the machine Reduce distortion of waveform Reduce eddy current losses Strengthen the magnetic field Cool the machine Reduce distortion of waveform Reduce eddy current losses Strengthen the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Alternators In aircrafts, alternators have operating frequency of 400 Hz 800 Hz 50 Hz 60 Hz 400 Hz 800 Hz 50 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than Larger in size than Of the same size as None of the listed here Smaller in size than Larger in size than Of the same size as None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Small conductors can be used Less turns of wire are required Magnetic losses are the minimum Higher terminal voltage is obtained Small conductors can be used Less turns of wire are required Magnetic losses are the minimum Higher terminal voltage is obtained ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. Much shorter than About same as Much longer than None of the listed here Much shorter than About same as Much longer than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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