DC Generators A 4-pole dc machine has _____ magnetic circuits. 4 6 2 8 4 6 2 8 ANSWER DOWNLOAD EXAMIANS APP
DC Generators A separately excited generator as compared to a self-excited generator Has exciting current independent of load current Is amenable to better voltage control Is more stable Has all above features Has exciting current independent of load current Is amenable to better voltage control Is more stable Has all above features ANSWER DOWNLOAD EXAMIANS APP
DC Generators The physical size of 100 kW, 2000 rpm generator is _____ that of 10 kW, 200 rpm generator. None of the listed here Less than About the same as More than None of the listed here Less than About the same as More than ANSWER DOWNLOAD EXAMIANS APP
DC Generators In dc generator, the constant losses is equal to None of the listed here Mechanical losses Stray losses plus shunt cu loss Stray losses None of the listed here Mechanical losses Stray losses plus shunt cu loss Stray losses 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 v Hz 5 will be of 5 Hz will be of 5 xiVHz will be zero will be of v Hz 5 will be of 5 Hz will be of 5 xiVHz will be zero ANSWER DOWNLOAD EXAMIANS APP
DC Generators The essential condition for parallel operation of two D.C. generators is that they have The same drooping voltage characteristics The same operation r.p.m. Same kW rating Same percentage regulation The same drooping voltage characteristics The same operation r.p.m. Same kW rating Same percentage regulation ANSWER DOWNLOAD EXAMIANS APP