DC Generators The greatest percentage of heat loss in a dc machine is due to ______ Copper loss Frictional loss Hysteresis loss Eddy current loss Copper loss Frictional loss Hysteresis loss Eddy current loss 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 conductor of annealed copper Using carbon brushes of superior quality Using commutator with large number of segments Using equalizer rings Using conductor of annealed copper Using carbon brushes of superior quality ANSWER DOWNLOAD EXAMIANS APP
DC Generators With a D.C. generator which of the following regulation is preferred? Infinite regulation 50% regulation 100% regulation 1% regulation Infinite regulation 50% regulation 100% regulation 1% regulation ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a long shunt compound wound generator , the shunt field is connected in parallel with Armature Parallel combination of armature and series field Series field Series combination of armature and series field Armature Parallel combination of armature and series field Series field Series combination of armature and series field 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 greatest eddy current loss occurs in the _____ of a dc machine. Commutating poles Armature Yoke Field poles Commutating poles Armature Yoke Field poles ANSWER DOWNLOAD EXAMIANS APP
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