DC Generators The armature winding of a dc machine is place on the rotor to ______ Save iron Reduce armature reaction Facilitate commutation Reduce losses Save iron Reduce armature reaction Facilitate commutation Reduce losses ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following will not prevent a self excited shunt generator from building upto its full voltage? No residual magnetism Open field Speed too high Wrong direction of rotation No residual magnetism Open field Speed too high Wrong direction of rotation ANSWER DOWNLOAD EXAMIANS APP
DC Generators High voltage dc machine use _____ winding. Lap Wave None of the listed here Either lap or wave Lap Wave None of the listed here Either lap or wave ANSWER DOWNLOAD EXAMIANS APP
DC Generators In dc generator, the generated voltage depend upon Speed only Flux only Both speed and flux None of the listed here Speed only Flux only Both speed and flux 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. About the same as Less than None of the listed here More than About the same as Less than None of the listed here More than ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the magnetic neutral axis coincides with the geometrical neutral axis, when The generator runs on designed speed There is no load on the generator The generator runs on full load The generator runs on overload The generator runs on designed speed There is no load on the generator The generator runs on full load The generator runs on overload ANSWER DOWNLOAD EXAMIANS APP
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