Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ None of the listed here 50 Hz 60 Hz 120 Hz None of the listed here 50 Hz 60 Hz 120 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The stator of an alternator is identical to that of a ______ Roserberg generator Dc generator 1-phase induction motor 3-phase induction motor Roserberg generator Dc generator 1-phase induction motor 3-phase induction motor ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator the armature reaction is mainly influenced by The power factor of the load Total current drawn Short circuit ratio Speed of the alternator The power factor of the load Total current drawn Short circuit ratio Speed of the alternator ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Reduce eddy current losses Cool the machine Strengthen the magnetic field Reduce distortion of waveform Reduce eddy current losses Cool the machine Strengthen the magnetic field Reduce distortion of waveform ANSWER DOWNLOAD EXAMIANS APP
Alternators A turbo alternator uses ________ Rotating ac machine winding Nonsalient pole field structure Salient pole field structure None of the listed here Rotating ac machine winding Nonsalient pole field structure Salient pole field structure None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Negative Zero Positive Unity Negative Zero Positive Unity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS