Alternators High speed alternators are driven by _____. Diesel engines None of the listed here Hydraulic turbines Steam turbines Diesel engines None of the listed here Hydraulic turbines Steam turbines ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.866 lagging 0.866 leading Unity 0.5 lagging 0.866 lagging 0.866 leading Unity 0.5 lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators are generally used to run at 5000 rpm 1500 rpm 1500 rpm 3000 rpm 5000 rpm 1500 rpm 1500 rpm 3000 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Positive Zero Negative Unity Positive Zero Negative Unity ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 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 10 to 100 times greater than 5 times smaller than ANSWER DOWNLOAD EXAMIANS APP
Alternators The rotor of a turbo alternator is made cylindrical in order to reduce_______ None of the listed here Windage loss Hysteresis loss Eddy current loss None of the listed here Windage loss Hysteresis loss Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
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