Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ Unity 0.5 lagging 0.866 lagging 0.866 leading Unity 0.5 lagging 0.866 lagging 0.866 leading ANSWER DOWNLOAD EXAMIANS APP
Alternators For the same power rating, an alternator is ______that of a dc generator. 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 Smaller in size than Of the same size as ANSWER DOWNLOAD EXAMIANS APP
Alternators In a cylindrical rotor how much portion of the rotor is wound? Full One third Two third Half Full One third Two third Half ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to Achieve synchronism None of the listed here Reduce windage loss Prevenent hunting Achieve synchronism None of the listed here Reduce windage loss Prevenent hunting ANSWER DOWNLOAD EXAMIANS APP
Alternators Excessive windage loss and noise occur with Salient pole rotors Either cylindrical or salient None of the listed here Cylindrical rotors Salient pole rotors Either cylindrical or salient None of the listed here Cylindrical rotors ANSWER DOWNLOAD EXAMIANS APP
Alternators When two alternators are running in exact synchronism, the synchronising power will be None of the listed here Unity Zero Sum of the output of two None of the listed here Unity Zero Sum of the output of two ANSWER DOWNLOAD EXAMIANS APP