DC Generators The yoke of a dc machine is made of Cast steel Aluminum Silicon steel Soft iron Cast steel Aluminum Silicon steel Soft iron 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 percentage regulation Same kW rating The same drooping voltage characteristics The same operation r.p.m. Same percentage regulation Same kW rating ANSWER DOWNLOAD EXAMIANS APP
DC Generators When two D.C. generators are running in parallel an equalizer bar is used To increase the series flux So that the two identical machines will pass approximately equal currents to the load To increase the generated e.m.f. To reduce the combined effect of armature reaction of both the machines To increase the series flux So that the two identical machines will pass approximately equal currents to the load To increase the generated e.m.f. To reduce the combined effect of armature reaction of both the machines ANSWER DOWNLOAD EXAMIANS APP
DC Generators The brush voltage drop in dc machine is about _______ 0.1 V 20 V 2 V 10 V 0.1 V 20 V 2 V 10 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The resistance of armature winding depends on Length of conductor Number of conductors All of the listed here Cross sectional area of the conductor Length of conductor Number of conductors All of the listed here Cross sectional area of the conductor 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? Equalizer rings Dummy coils Eye bolt Commutator Equalizer rings Dummy coils Eye bolt Commutator ANSWER DOWNLOAD EXAMIANS APP
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