DC Generators Current versus time graph for an ideal commutation is a Hydrobola Parabola Straight line None of the listed here Hydrobola Parabola Straight line None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc generator is laminated to Provide the bulk Reduce the bulk Insulate the core Reduce eddy current loss Provide the bulk Reduce the bulk Insulate the core Reduce eddy current loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a four-pole D.C. machine All the four poles are north poles Alternate poles are north and south Two north poles follow two south poles All the four poles are south poles All the four poles are north poles Alternate poles are north and south Two north poles follow two south poles All the four poles are south poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators on no-load, the air gap flux distribution in space is Sinusoidal Flat topped Pulsating Triangular Sinusoidal Flat topped Pulsating Triangular ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators the polarity of the interpoles Is the same as that of the immediately preceding pole Is neutral as these poles do not play part in generating e.m.f. Is the same as that of the main pole ahead Is opposite to that of the main pole ahead Is the same as that of the immediately preceding pole Is neutral as these poles do not play part in generating e.m.f. Is the same as that of the main pole ahead Is opposite to that of the main pole ahead ANSWER DOWNLOAD EXAMIANS APP
DC Generators The real working part of a dc machine is the ______ Commutator Field winding Armature winding None of the listed here Commutator Field winding Armature winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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