Alternators Turbo alternators have rotors of _______ Large diameter and long axial length Large diameter and small axial length Same diameter and axial length Small diameter and long axial length Large diameter and long axial length Large diameter and small axial length Same diameter and axial length Small diameter and long axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators In case of a uniformly distributed winding, the value of distribution factor is 0.85 0.995 0.76 0.65 0.85 0.995 0.76 0.65 ANSWER DOWNLOAD EXAMIANS APP
Alternators When load on an alternator is increased, the terminal voltage increases if the load pf is ______ Lagging Unity Zero Leading Lagging Unity Zero Leading ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is larger than that of a dc generator because of _______ Large leakage reactance None of the listed here Complex effects of armature reaction Large armature resistance Large leakage reactance None of the listed here Complex effects of armature reaction Large armature resistance ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of the system with which several alternators are paralleled can be increased of by simultaneously _______ of all generators. Increasing the speed of prime movers Increasing the field excitation Decreasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Increasing the field excitation Decreasing the field excitation Decreasing the speed of prime movers ANSWER DOWNLOAD EXAMIANS APP
Alternators In huge alternators, the moving part is None of the listed here Brushes Poles Armature None of the listed here Brushes Poles Armature ANSWER DOWNLOAD EXAMIANS APP
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