Alternators Majority of the alternators are Two phase Single phase Three phase None of the listed here Two phase Single phase Three phase None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. None of the listed here Remains unchanged Increases Decreases None of the listed here Remains unchanged Increases Decreases 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 speed of prime movers Decreasing the speed of prime movers Decreasing the field excitation Increasing the field excitation Increasing the speed of prime movers Decreasing the speed of prime movers Decreasing the field excitation Increasing the field excitation ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 to 100 times greater than 5 times smaller than 5 times greater than 10 times smaller than 10 to 100 times greater than 5 times smaller than 5 times greater than 10 times smaller than ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators are generally used to run at 3000 rpm 1500 rpm 5000 rpm 1500 rpm 3000 rpm 1500 rpm 5000 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators The distribution of load between two alternators operating in parallel can be changed by changing ______ Phase sequence Field excitation of alternators None of the listed here Driving torques of prime movers Phase sequence Field excitation of alternators None of the listed here Driving torques of prime movers ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS