DC Generators In a lap winding, the number of the brushes required is equal to Commutator pitch Number of pairs of poles Number of poles None of the listed here Commutator pitch Number of pairs of poles Number of poles None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Due to armature reaction, the main pole flux of a dc generator is Distorted only None of the listed here Weakened as well as distorted Weakend only Distorted only None of the listed here Weakened as well as distorted Weakend only ANSWER DOWNLOAD EXAMIANS APP
DC Generators The size of a dc generator can be reduced by using ______ Iron commutator Magnetic material of high permeability High resistance winding material Lap winding Iron commutator Magnetic material of high permeability High resistance winding material Lap winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators The essential condition for parallel operation of two D.C. generators is that they have The same drooping voltage characteristics The same operation r.p.m. Same kW rating Same percentage regulation The same drooping voltage characteristics The same operation r.p.m. Same kW rating Same percentage regulation ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator is maximum when its variable loss is None of the listed here Equal to Constant loss Equal to double the constant loss Equal to half of constant loss None of the listed here Equal to Constant loss Equal to double the constant loss Equal to half of constant loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators, current to the external circuit from armature is given through None of above Solid connection Slip rings Commutator None of above Solid connection Slip rings Commutator ANSWER DOWNLOAD EXAMIANS APP
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