Alternators In an alternator, the stator frame serves As a return path for the flux To verticate the armature To protect the whole machine To hold the armature stampings As a return path for the flux To verticate the armature To protect the whole machine To hold the armature stampings ANSWER DOWNLOAD EXAMIANS APP
Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Low voltage Extra high tension voltage Full armature voltage Very low voltage Low voltage Extra high tension voltage Full armature voltage Very low voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators are generally used to run at 1500 rpm 1500 rpm 3000 rpm 5000 rpm 1500 rpm 1500 rpm 3000 rpm 5000 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators Low speed alternators are driven by ______ Steam turbines Steam engine None of the listed here Hydraulic turbines Steam turbines Steam engine None of the listed here Hydraulic turbines ANSWER DOWNLOAD EXAMIANS APP
Alternators Which of the following prime movers is the least efficient? Gas turbine Diesel engine Steam engine Steam turbine Gas turbine Diesel engine Steam engine Steam turbine ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.866 leading Unity 0.866 lagging 0.5 lagging 0.866 leading Unity 0.866 lagging 0.5 lagging ANSWER DOWNLOAD EXAMIANS APP
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