DC Generators Magnetic field in a D.C. generator is produced by None of these Electromagnets Both (A) and (B) Permanent magnets None of these Electromagnets Both (A) and (B) Permanent magnets 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 10 percent 5 percent 25 percent 40 percent 10 percent 5 percent 25 percent 40 percent ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator means its Mechanical efficiency Overall efficiency Electrical efficiency None of the listed here Mechanical efficiency Overall efficiency Electrical efficiency None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators _____ together are called stray losses. Copper and iron 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 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The dc generator that has poorest voltage is Series generator Shunt generator Flat compounded generator Over compounded generator Series generator Shunt generator Flat compounded generator Over compounded generator 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
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