DC Generators Brushes of D.C. machines are made of Soft copper Carbon All of above Hard copper Soft copper Carbon All of above Hard copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest eddy current loss occurs in the _____ of a dc machine. Field poles Armature Yoke Commutating poles Field poles Armature Yoke Commutating poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following generating machine will offer constant voltage on all loads? Level compounded generator Separately excited generator Self-excited generator All of these Level compounded generator Separately excited generator Self-excited generator All of these ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following could be lamina proximately the thickness of laminations of a D.C. machine? 5 m 0.005 mm 0.5 m 0.05 mm 5 m 0.005 mm 0.5 m 0.05 mm ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of parallel paths in a simplex lap winding is equal to Number of pairs of poles Number of poles 2 None of the listed here Number of pairs of poles Number of poles 2 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main drawback of a dc shunt generator is that Generated voltage is small Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance Generated voltage is small Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance ANSWER DOWNLOAD EXAMIANS APP