Alternators Regulation of alternator supplying reaistive or inductive load is Either positive or negative Always negative Always positive None of the listed here Either positive or negative Always negative Always positive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the armature reaction will be completely magnetizing in case the load power factor is 0.866 Zero lagging Unity Zero leading 0.866 Zero lagging Unity Zero leading 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. 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 Increasing the speed of prime movers Decreasing the field excitation ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. Much longer than About same as Much shorter than None of the listed here Much longer than About same as Much shorter than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The magnitude of emf generated by an alternators depends on ______ Flux per pole Rotor speed All of the listed here Number of poles Flux per pole Rotor speed All of the listed here Number of poles ANSWER DOWNLOAD EXAMIANS APP
Alternators A lower voltage alternator, for the same power rating, will be Larger in size Operating at high rpm More costly More efficient Larger in size Operating at high rpm More costly More efficient ANSWER DOWNLOAD EXAMIANS APP