DC Generators The commutator pitch for simplex lap winding is equal to Numbers of poles in the machine None of the listed here Number of pairs of poles 1 Numbers of poles in the machine None of the listed here Number of pairs of poles 1 ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a wave winding, the commutator pitch is approximately equal to None of the listed here Twice the pole pitch Thrice the pole pitch Pole pitch None of the listed here Twice the pole pitch Thrice the pole pitch Pole pitch ANSWER DOWNLOAD EXAMIANS APP
DC Generators The voltage drop for which of the following types of brush can be expected to be least? Graphite brushes Carbon brushes None of these Metal graphite brushes Graphite brushes Carbon brushes None of these Metal graphite brushes ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the flux per pole of dc generator is halved but its speed is doubled, its generated emf will Remain the same Be halved Be quadrupled Be doubled Remain the same Be halved Be quadrupled Be doubled ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators on no-load, the air gap flux distribution in space is Pulsating Triangular Flat topped Sinusoidal Pulsating Triangular Flat topped Sinusoidal ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field winding of a dc shunt machine usually caries _______ of the rated current of the machine. 2% to 5% More than 20% 15 to 25% Less than 0.5 % 2% to 5% More than 20% 15 to 25% Less than 0.5 % ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS