DC Generators The commutator pitch for simplex lap winding is equal to 1 Numbers of poles in the machine 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 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The commutator of a dc generator acts as A load A rectifier An amplifier None of the listed here A load A rectifier An amplifier None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Lap winding is composed of Any odd number of conductors That even number which is exact multiple of poles + 2 Any even number of conductors That even number which is exact multiple of poles Any odd number of conductors That even number which is exact multiple of poles + 2 Any even number of conductors That even number which is exact multiple of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators _____ together are called stray losses. Copper and iron losses Field copper loss and iron loss Iron and friction losses Frictional loss and copper loss Copper and iron losses Field copper loss and iron loss Iron and friction losses Frictional loss and copper loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest percentage of heat loss in a dc machine is due to ______ Hysteresis loss Eddy current loss Frictional loss Copper loss Hysteresis loss Eddy current loss Frictional loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ None of the listed here Carbon is cheap Contact resistance is decreased Carbon lubricates and polishes the commutator None of the listed here Carbon is cheap Contact resistance is decreased Carbon lubricates and polishes the commutator ANSWER DOWNLOAD EXAMIANS APP