Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 to 100 times greater than 10 times smaller than 5 times smaller than 5 times greater than 10 to 100 times greater than 10 times smaller than 5 times smaller than 5 times greater than ANSWER DOWNLOAD EXAMIANS APP
Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Low voltage Full armature voltage Very low voltage Extra high tension voltage Low voltage Full armature voltage Very low voltage Extra high tension voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ None of the listed here 60 Hz 120 Hz 50 Hz None of the listed here 60 Hz 120 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators are usually design to generate Definite currents Variable frequncies Definite power factor Definite frequencies Definite currents Variable frequncies Definite power factor Definite frequencies ANSWER DOWNLOAD EXAMIANS APP
Alternators Which of the following prime movers is the least efficient? Steam turbine Diesel engine Gas turbine Steam engine Steam turbine Diesel engine Gas turbine Steam engine ANSWER DOWNLOAD EXAMIANS APP
Alternators Armature winding of an alternator are generally Partly open and partly closed windings None of the listed here Open winding Closed winding Partly open and partly closed windings None of the listed here Open winding Closed winding ANSWER DOWNLOAD EXAMIANS APP
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