Alternators Three phase alternators are invariably star commected because 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 Less turns of wire are required Small conductors can be used ANSWER DOWNLOAD EXAMIANS APP
Alternators If the number of poles of an alternator is increased, the generated emf Remains the same Decreases Increases None of the listed here Remains the same Decreases Increases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The magnitude of emf generated by an alternators depends on ______ Rotor speed All of the listed here Flux per pole Number of poles Rotor speed All of the listed here Flux per pole Number of poles ANSWER DOWNLOAD EXAMIANS APP
Alternators The dark and bright lamp method is used for Transfer of load Balancing of load Phase sequence Synchronizing Transfer of load Balancing of load Phase sequence Synchronizing ANSWER DOWNLOAD EXAMIANS APP
Alternators Zero power factor method for alternator is generally used to determine Efficiency of alternator Voltage regulation of the alternator None of the listed here Synchronous impedance of alternator Efficiency of alternator Voltage regulation of the alternator None of the listed here Synchronous impedance of alternator ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.5 lagging Unity 0.866 leading 0.866 lagging 0.5 lagging Unity 0.866 leading 0.866 lagging ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS