Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than None of the listed here Of the same size as Larger in size than Smaller in size than None of the listed here Of the same size as Larger in size than ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the frequency of voltage generated depend on Number of poles only Rotative speed only Both rotative speed and number of poles None of the listed here Number of poles only Rotative speed only Both rotative speed and number of poles None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. None of the listed here Increases Decreases Remains unchanged None of the listed here Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Is increased Is decreased Remains the same None of the listed here Is increased Is decreased Remains the same None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 times smaller than 5 times smaller than 10 to 100 times greater than 5 times greater than 10 times smaller than 5 times smaller than 10 to 100 times greater than 5 times greater than ANSWER DOWNLOAD EXAMIANS APP
Alternators The magnitude of emf generated by an alternators depends on ______ Flux per pole Number of poles All of the listed here Rotor speed Flux per pole Number of poles All of the listed here Rotor speed ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS