Alternators When the speed of an alternator is reduced by half, the generated emf will become Half One-fourth Twice Four times Half One-fourth Twice Four times ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator one of the advantages of distribution the winding is to Reduce noise Improve voltage wavefrom None of the listed here Save on copper Reduce noise Improve voltage wavefrom None of the listed here Save on copper ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators, now a days, are designed to have poor regulation because It reduces the construction cost None of the listed here We employ automatic voltage regulators It limits the value of short circuit current It reduces the construction cost None of the listed here We employ automatic voltage regulators It limits the value of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Reduce distortion of waveform Cool the machine Reduce eddy current losses Strengthen the magnetic field Reduce distortion of waveform Cool the machine Reduce eddy current losses Strengthen the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Alternators The efficiency of the turbo-alternator _____ with increases in speed. Increases None of the listed here Remians unchanged Decreases Increases None of the listed here Remians unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Higher terminal voltage is obtained Magnetic losses are the minimum Less turns of wire are required Small conductors can be used Higher terminal voltage is obtained Magnetic losses are the minimum Less turns of wire are required Small conductors can be used ANSWER DOWNLOAD EXAMIANS APP
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