Alternators The efficiency of the turbo-alternator _____ with increases in speed. Remians unchanged None of the listed here Decreases Increases Remians unchanged None of the listed here Decreases Increases 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 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 When load on an alternator is increased, the terminal voltage increases if the load pf is ______ Leading Zero Unity Lagging Leading Zero Unity Lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators The field winding of an alternator is _____ excited. None of the listed here AC Both DC and AC DC None of the listed here AC Both DC and AC DC ANSWER DOWNLOAD EXAMIANS APP
Alternators The number of cycles generated in a 6-pole alternators in one revolution is _______ 6 3 50 None of the listed here 6 3 50 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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