Alternators In an alternator, the armature reaction will be completely magnetizing in case the load power factor is 0.866 Unity Zero lagging Zero leading 0.866 Unity Zero lagging Zero leading ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Negative Positive Unity Zero Negative Positive Unity Zero ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Less turns of wire are required Small conductors can be used Magnetic losses are the minimum Higher terminal voltage is obtained Less turns of wire are required Small conductors can be used Magnetic losses are the minimum Higher terminal voltage is obtained ANSWER DOWNLOAD EXAMIANS APP
Alternators When load on an alternator is increased, the terminal voltage increases if the load pf is ______ Unity Zero Lagging Leading Unity Zero Lagging Leading ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.866 leading 0.866 lagging Unity 0.5 lagging 0.866 leading 0.866 lagging Unity 0.5 lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Cool the machine 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 ANSWER DOWNLOAD EXAMIANS APP
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