Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Extra high tension voltage Very low voltage Full armature voltage Low voltage Extra high tension voltage Very low voltage Full armature voltage Low voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. Smaller in size than Larger in size than None of the listed here Of the same size as Smaller in size than Larger in size than None of the listed here Of the same size as ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternator are generally used to run at 1500 rpm 3000 rpm 5000 rpm 15000 rpm 1500 rpm 3000 rpm 5000 rpm 15000 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.2 0.866 0.707 0.6 0.2 0.866 0.707 0.6 ANSWER DOWNLOAD EXAMIANS APP
Alternators If the number of poles of an alternator is increased, the generated emf Decreases Increases None of the listed here Remains the same Decreases Increases None of the listed here Remains the same ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of a salient pole machine is nearly 1500 rpm 500 rpm 1000 rpm 3000 rpm 1500 rpm 500 rpm 1000 rpm 3000 rpm ANSWER DOWNLOAD EXAMIANS APP
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