Alternators The salient pole construction for field structure of an alternator is generally used for ______ machine. 8-pole None of the listed here 4-pole 2-pole 8-pole None of the listed here 4-pole 2-pole ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 50 Hz 120 Hz 60 Hz None of the listed here 50 Hz 120 Hz 60 Hz None of the listed here 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. Increasing the field excitation Decreasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Increasing the field excitation Decreasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers ANSWER DOWNLOAD EXAMIANS APP
Alternators The alternators driven by _______ do not have a tendency to hunt. Diesel engines Steam turbines Water turbines None of the listed here Diesel engines Steam turbines Water turbines None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators A lower voltage alternator, for the same power rating, will be Operating at high rpm More efficient More costly Larger in size Operating at high rpm More efficient More costly Larger in size ANSWER DOWNLOAD EXAMIANS APP
Alternators Iron and friction losses of an alternator can be measured by a Rectifier Transformer Dc motor None of the listed here Rectifier Transformer Dc motor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS