DC Generators With a D.C. generator which of the following regulation is preferred? Infinite regulation 1% regulation 100% regulation 50% regulation Infinite regulation 1% regulation 100% regulation 50% regulation ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ Contact resistance is decreased Carbon is cheap None of the listed here Carbon lubricates and polishes the commutator Contact resistance is decreased Carbon is cheap None of the listed here Carbon lubricates and polishes the commutator 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 Dummy coils Eye bolt Equalizer rings Commutator Dummy coils Eye bolt Equalizer rings ANSWER DOWNLOAD EXAMIANS APP
DC Generators The commutator pitch for simplex lap winding is equal to 1 Number of pairs of poles Numbers of poles in the machine None of the listed here 1 Number of pairs of poles Numbers of poles in the machine None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be Zero High Small The same as rated voltage Zero High Small The same as rated voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators The open circuit voltage of a compound generator is 250 V. At full load the terminal voltage None of these May be greater or less than 250 V Will always be 250 V Will be less than 250 V None of these May be greater or less than 250 V Will always be 250 V Will be less than 250 V ANSWER DOWNLOAD EXAMIANS APP
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