Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Remains the same Is decreased Is increased None of the listed here Remains the same Is decreased Is increased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Small diameter and long axial length Same diameter and axial length Large diameter and small axial length Large diameter and long axial length Small diameter and long axial length Same diameter and axial length Large diameter and small axial length Large diameter and long axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators are generally used to run at 1500 rpm 5000 rpm 3000 rpm 1500 rpm 1500 rpm 5000 rpm 3000 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. Much longer than About same as None of the listed here Much shorter than Much longer than About same as None of the listed here Much shorter than 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 Which of the following prime movers is the least efficient? Gas turbine Steam turbine Diesel engine Steam engine Gas turbine Steam turbine Diesel engine Steam engine ANSWER DOWNLOAD EXAMIANS APP
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