DC Generators The brush voltage drop in dc machine is about _______ 2 V 10 V 20 V 0.1 V 2 V 10 V 20 V 0.1 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The dc generator that has poorest voltage is Series generator Shunt generator Over compounded generator Flat compounded generator Series generator Shunt generator Over compounded generator Flat compounded generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators As a result of armature reaction, the reduction in the total mutual air gap flux in a D.C. generator is approximately 5 percent 10 percent 25 percent 40 percent 5 percent 10 percent 25 percent 40 percent ANSWER DOWNLOAD EXAMIANS APP
DC Generators A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave will be of 5 xiVHz will be of v Hz 5 will be zero will be of 5 Hz will be of 5 xiVHz will be of v Hz 5 will be zero will be of 5 Hz ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators the polarity of the interpoles Is opposite to that of the main pole ahead Is neutral as these poles do not play part in generating e.m.f. Is the same as that of the immediately preceding pole Is the same as that of the main pole ahead Is opposite to that of the main pole ahead Is neutral as these poles do not play part in generating e.m.f. Is the same as that of the immediately preceding pole Is the same as that of the main pole ahead ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator is maximum when its variable loss is Equal to Constant loss None of the listed here Equal to double the constant loss Equal to half of constant loss Equal to Constant loss None of the listed here Equal to double the constant loss Equal to half of constant loss ANSWER DOWNLOAD EXAMIANS APP