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Rotational EMF

A conducting ...

Question

A conducting circular loop of area $1$ nm is placed compulsary with a long, straight wire at a distance of current which changes from $10$ A to zero in $0.1$ s. Find the average emf induced in the loop in $0.1$ s.

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Solution

A = 1mm² ; i = 10A, d = 20cm ; dt = 0.1s

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