Alternators The efficiency of the turbo-alternator _____ with increases in speed. Remians unchanged Increases None of the listed here Decreases Remians unchanged Increases None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ None of the listed here Pf becomes more lagging Pf becomes more leading Output kW will change None of the listed here Pf becomes more lagging Pf becomes more leading Output kW will change ANSWER DOWNLOAD EXAMIANS APP
Alternators A 3 phase alternator has 3-slot per pole. The distribution factor of the winding is _______ None of the listed here 1 0.5 0.866 None of the listed here 1 0.5 0.866 ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 8 12 4 2 8 12 4 2 ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator the armature reaction is mainly influenced by Short circuit ratio The power factor of the load Speed of the alternator Total current drawn Short circuit ratio The power factor of the load Speed of the alternator Total current drawn ANSWER DOWNLOAD EXAMIANS APP
Alternators The magnitude of emf generated by an alternators depends on ______ Number of poles All of the listed here Flux per pole Rotor speed Number of poles All of the listed here Flux per pole Rotor speed ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS