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Question
Which labels identify the two slip rings?
Options
\[B_1\text{ and }B_2\]
\[A\text{ and }B\]
\[R_1\text{ and }R_2\]
\[N\text{ and }S\]
MCQ
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Solution
The two slip rings are labelled \[R_1\] and \[R_2\]. They maintain contact between the rotating coil and the brushes.
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