Alternators The full load efficiency of an alternator _______with increases in speed. None of the listed here Remains unchanged Increases Decreases None of the listed here Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 4 12 2 8 4 12 2 8 ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator one of the advantages of distribution the winding is to Save on copper Improve voltage wavefrom None of the listed here Reduce noise Save on copper Improve voltage wavefrom None of the listed here Reduce noise ANSWER DOWNLOAD EXAMIANS APP
Alternators The non salient field construction is used for _______ alternator. High speed Medium speed None of the listed here Low speed High speed Medium speed None of the listed here Low speed ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than None of the listed here Of the same size as Larger in size than Smaller in size than None of the listed here Of the same size as Larger in size than ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Strengthen the magnetic field Reduce eddy current losses Reduce distortion of waveform Cool the machine Strengthen the magnetic field Reduce eddy current losses Reduce distortion of waveform Cool the machine ANSWER DOWNLOAD EXAMIANS APP
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