Alternators An under excited alternator supplies _______ No reactive power None of the listed here Lagging VAR Leading VAR No reactive power None of the listed here Lagging VAR Leading VAR ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become Unchanged Double One fourth Half Unchanged Double One fourth Half ANSWER DOWNLOAD EXAMIANS APP
Alternators A two pole alternator is running at 1500 rpm. Its angular velocity is ______ 212 rad/s 192 rad/s 157 rad/s 118 rad/s 212 rad/s 192 rad/s 157 rad/s 118 rad/s ANSWER DOWNLOAD EXAMIANS APP
Alternators A turbo alternator uses ________ Rotating ac machine winding Salient pole field structure Nonsalient pole field structure None of the listed here Rotating ac machine winding Salient pole field structure Nonsalient pole field structure None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is due to ______ Dc field excitation None of the listed here Leakage flux Armature reaction Dc field excitation None of the listed here Leakage flux Armature reaction 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
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