DC Generators In a D.C. generator the ripples in the direct e.m.f. generated are reduced by Using conductor of annealed copper Using equalizer rings Using commutator with large number of segments Using carbon brushes of superior quality Using conductor of annealed copper Using equalizer rings Using commutator with large number of segments Using carbon brushes of superior quality ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc machine, the number of commutator segment is equal to None of the listed here Twice the number of poles Number of coils Numbers of conductors None of the listed here Twice the number of poles Number of coils Numbers of conductors ANSWER DOWNLOAD EXAMIANS APP
DC Generators The voltage drop for which of the following types of brush can be expected to be least? Metal graphite brushes None of these Carbon brushes Graphite brushes Metal graphite brushes None of these Carbon brushes Graphite brushes ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator Is different for different generators May be same or different Is similar for all types of generators None of the listed here Is different for different generators May be same or different Is similar for all types of generators None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The physical size of 100 kW, 2000 rpm generator is _____ that of 10 kW, 200 rpm generator. None of the listed here Less than More than About the same as None of the listed here Less than More than About the same as ANSWER DOWNLOAD EXAMIANS APP
DC Generators Stray losses consist of Magnetic and copper losses Mechanical and copper losses Magnetic and mechanical losses None of the listed here Magnetic and copper losses Mechanical and copper losses Magnetic and mechanical losses None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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