Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 12 8 2 4 12 8 2 4 ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, armature reaction is considered equivalent to Fictitious impedance Fictitious resistance Fictitious conductance Fictitious reactance Fictitious impedance Fictitious resistance Fictitious conductance Fictitious reactance ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Star-delta connected Always star connected Generally delta connected None of the listed here Star-delta connected Always star connected Generally delta connected None of the listed here 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 Decreasing the field excitation Decreasing the speed of prime movers Increasing the field excitation Increasing the speed of prime movers Decreasing the field excitation Decreasing the speed of prime movers Increasing the field excitation ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Same diameter and axial length Large diameter and long axial length Small diameter and long axial length Large diameter and small axial length Same diameter and axial length Large diameter and long axial length Small diameter and long axial length Large diameter and small axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators The stator of an alternator rarely uses _____slots. Closed type Semi-closed type None of the listed here Wide open type Closed type Semi-closed type None of the listed here Wide open type ANSWER DOWNLOAD EXAMIANS APP
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