What part of a motor's armature is in direct contact with the brushes?
A. The case
B. The interpole
C. The end bell
D. The commutator
D. The commutator
If the power output of a generator is 70 kW while its power loss is 10 kW, what is the generator
efficiency?
A. 67.5 percent
B. 75.4 percent
C. 90.2 percent
D. 87.5 percent
6 years ago
Answer
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