DC Generators The essential condition for parallel operation of two D.C. generators is that they have Same percentage regulation 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 ANSWER DOWNLOAD EXAMIANS APP
DC Generators Magnetic field in a D.C. generator is produced by Both (A) and (B) Electromagnets None of these Permanent magnets Both (A) and (B) Electromagnets None of these Permanent magnets ANSWER DOWNLOAD EXAMIANS APP
DC Generators A separately excited generator as compared to a self-excited generator Has exciting current independent of load current Has all above features Is more stable Is amenable to better voltage control Has exciting current independent of load current Has all above features Is more stable Is amenable to better voltage control ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following could be lamina proximately the thickness of laminations of a D.C. machine? 5 m 0.05 mm 0.5 m 0.005 mm 5 m 0.05 mm 0.5 m 0.005 mm ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Eddy current loss Frictional loss Copper loss Hysteresis loss Eddy current loss Frictional loss Copper loss Hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following components of a D.C, generator plays vital role for providing direct current of a D.C. generator? Commutator Equalizer rings Eye bolt Dummy coils Commutator Equalizer rings Eye bolt Dummy coils ANSWER DOWNLOAD EXAMIANS APP
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