DC Generators _____ together are called stray losses. Frictional loss and copper loss Field copper loss and iron loss Iron and friction losses Copper and iron losses Frictional loss and copper loss Field copper loss and iron loss Iron and friction losses Copper and iron losses 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 overload The generator runs on full load There is no load on the generator The generator runs on designed speed The generator runs on overload The generator runs on full load There is no load on the generator The generator runs on designed speed ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the ripples in the direct e.m.f. generated are reduced by Using commutator with large number of segments Using equalizer rings Using carbon brushes of superior quality Using conductor of annealed copper Using commutator with large number of segments Using equalizer rings Using carbon brushes of superior quality Using conductor of annealed copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, the eddy current power loss is Directly proportional to sqaure of thickness of each lamination None of the listed here Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination Directly proportional to sqaure of thickness of each lamination None of the listed here Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator means its Electrical efficiency Overall efficiency Mechanical efficiency None of the listed here Electrical efficiency Overall efficiency Mechanical efficiency None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main factor which leads to unstable parallel operation of flat and over compounded generators is unequal speed regulation of their primemovers unequal number of turns in their series field windings their rising voltage characteristics unequal series field resistances unequal speed regulation of their primemovers unequal number of turns in their series field windings their rising voltage characteristics unequal series field resistances ANSWER DOWNLOAD EXAMIANS APP
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