Alternators A two pole alternator is running at 1500 rpm. Its angular velocity is ______ 118 rad/s 192 rad/s 157 rad/s 212 rad/s 118 rad/s 192 rad/s 157 rad/s 212 rad/s ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.866 leading Unity 0.5 lagging 0.866 lagging 0.866 leading Unity 0.5 lagging 0.866 lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ None of the listed here Star-delta connected Always star connected Generally delta connected None of the listed here Star-delta connected Always star connected Generally delta connected ANSWER DOWNLOAD EXAMIANS APP
Alternators A lower voltage alternator, for the same power rating, will be Operating at high rpm Larger in size More costly More efficient Operating at high rpm Larger in size More costly More efficient ANSWER DOWNLOAD EXAMIANS APP
Alternators The rotor of a turbo alternator is made cylindrical in order to reduce_______ Hysteresis loss None of the listed here Eddy current loss Windage loss Hysteresis loss None of the listed here Eddy current loss Windage loss ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator coupled to which primemover will usually have the highest rotating speed? Steam turbine Steam engine Francis turbine Reciprocating diesel engine Steam turbine Steam engine Francis turbine Reciprocating diesel engine ANSWER DOWNLOAD EXAMIANS APP