DC Generators The essential condition for parallel operation of two D.C. generators is that they have The same operation r.p.m. Same kW rating The same drooping voltage characteristics Same percentage regulation The same operation r.p.m. Same kW rating The same drooping voltage characteristics Same percentage regulation ANSWER DOWNLOAD EXAMIANS APP
DC Generators Brushes of D.C. machines are made of Hard copper Carbon Soft copper All of above Hard copper Carbon Soft copper All of above 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? Dummy coils Equalizer rings Eye bolt Commutator Dummy coils Equalizer rings Eye bolt Commutator ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a simplex wave winding, the number of parallel paths is equal to _____ Number of pairs of poles 2 None of the listed here Numbers of poles in the machine Number of pairs of poles 2 None of the listed here Numbers of poles in the machine ANSWER DOWNLOAD EXAMIANS APP
DC Generators Current versus time graph for an ideal commutation is a Parabola None of the listed here Hydrobola Straight line Parabola None of the listed here Hydrobola Straight line ANSWER DOWNLOAD EXAMIANS APP
DC Generators The no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 2.8% 11.3% 9.1% 4.5% 2.8% 11.3% 9.1% 4.5% ANSWER DOWNLOAD EXAMIANS APP
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