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B
greater than 4μ0
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C
less than 4μ0
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D
None of the above
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Solution
The correct option is C less than 4μ0 ∮→B.d→i=μ0(ic+id) =μ0(ic+ϵ0dϕEdt) =μ0(8−1−3+(−ve)) =μ0(4−ve) <μ0(4) ic = Conducting current id = displacement current