In DC machine
A. The current and electromagentic force in armature conductors are alternating while those at the terminals are uni-directional
B. The current and emf in armature conductors are uni directional while those at the terminals are alternating
C. The current and the emf in armature conductors and at terminals are unidirectional
D. The emf in armature conductors and at the terminals is alternating while current is uni directional
Show Answer
Answer: A
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