Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ None of the listed here 60 Hz 120 Hz 50 Hz None of the listed here 60 Hz 120 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The rotor of a turbo alternator is made cylindrical in order to reduce_______ Hysteresis loss Eddy current loss Windage loss None of the listed here Hysteresis loss Eddy current loss Windage loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. Much shorter than None of the listed here Much longer than About same as Much shorter than None of the listed here Much longer than About same as ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage drop in an alternator when under load is due to ______ Armature resistance All of the listed here Armature reactance Armatute reaction Armature resistance All of the listed here Armature reactance Armatute reaction 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 field excitation Increasing the speed of prime movers Increasing the field excitation Decreasing the speed of prime movers Decreasing the field excitation Increasing the speed of prime movers Increasing the field excitation Decreasing the speed of prime movers ANSWER DOWNLOAD EXAMIANS APP
Alternators Iron and friction losses of an alternator can be measured by a None of the listed here Dc motor Rectifier Transformer None of the listed here Dc motor Rectifier Transformer ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS