Alternators In aircrafts, alternators have operating frequency of 50 Hz 800 Hz 60 Hz 400 Hz 50 Hz 800 Hz 60 Hz 400 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 120 Hz 60 Hz 50 Hz None of the listed here 120 Hz 60 Hz 50 Hz None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than Of the same size as None of the listed here Larger in size than Smaller in size than Of the same size as None of the listed here Larger in size than ANSWER DOWNLOAD EXAMIANS APP
Alternators Regulation of alternator supplying reaistive or inductive load is Always negative Either positive or negative Always positive None of the listed here Always negative Either positive or negative Always positive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In a cylindrical rotor how much portion of the rotor is wound? Full One third Half Two third Full One third Half Two third ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Unity Positive Zero Negative Unity Positive Zero Negative ANSWER DOWNLOAD EXAMIANS APP