DC Generators The real working part of a dc machine is the ______ None of the listed here Commutator Armature winding Field winding None of the listed here Commutator Armature winding Field winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine carries ______ pole flux. Two times the One-half of None of the listed here Three times Two times the One-half of None of the listed here Three times ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Eddy current loss Frictional loss Copper loss Hysteresis loss Eddy current loss Frictional loss Copper loss Hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a lap winding, the number of the brushes required is equal to Commutator pitch Number of pairs of poles None of the listed here Number of poles Commutator pitch Number of pairs of poles None of the listed here Number of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators The purpose of providing dummy coils in a generator is To provide mechanical balance for the rotor To amplify voltage To reduce eddy current losses To enhance flux density To provide mechanical balance for the rotor To amplify voltage To reduce eddy current losses To enhance flux density ANSWER DOWNLOAD EXAMIANS APP
DC Generators Current versus time graph for an ideal commutation is a None of the listed here Straight line Hydrobola Parabola None of the listed here Straight line Hydrobola Parabola ANSWER DOWNLOAD EXAMIANS APP
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