Alternators The magnitude of emf generated by an alternators depends on ______ Rotor speed All of the listed here Number of poles Flux per pole Rotor speed All of the listed here Number of poles Flux per pole ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than Larger in size than None of the listed here Of the same size as Smaller in size than Larger in size than None of the listed here Of the same size as ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. None of the listed here Decreases Increases Remains unchanged None of the listed here Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators are usually design to generate Variable frequncies Definite frequencies Definite power factor Definite currents Variable frequncies Definite frequencies Definite power factor Definite currents ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To hold the armature stampings As a return path for the flux To verticate the armature To protect the whole machine To hold the armature stampings As a return path for the flux To verticate the armature To protect the whole machine ANSWER DOWNLOAD EXAMIANS APP
Alternators When the speed of an alternator is reduced by half, the generated emf will become Half Twice Four times One-fourth Half Twice Four times One-fourth ANSWER DOWNLOAD EXAMIANS APP