DC Generators The commutator pitch for simplex lap winding is equal to Number of pairs of poles None of the listed here 1 Numbers of poles in the machine Number of pairs of poles None of the listed here 1 Numbers of poles in the machine ANSWER DOWNLOAD EXAMIANS APP
DC Generators The brush voltage drop in dc machine is about _______ 10 V 2 V 20 V 0.1 V 10 V 2 V 20 V 0.1 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ Carbon lubricates and polishes the commutator Carbon is cheap None of the listed here Contact resistance is decreased Carbon lubricates and polishes the commutator Carbon is cheap None of the listed here Contact resistance is decreased ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is ______ winding. A closed circuit None of the listed here An open circuit Partly open circuit and partly closed circuit A closed circuit None of the listed here An open circuit Partly open circuit and partly closed circuit ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field structure of a dc machine uses ______ None of the listed here Salient pole arrangements None salient pole arrangements Both salient and non salient pole arrangements None of the listed here Salient pole arrangements None salient pole arrangements Both salient and non salient pole arrangements ANSWER DOWNLOAD EXAMIANS APP