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Two wires of same length are shaped into a square and a circle. If they carry same current, ratio of the magnetic moment
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Mar 20, 2022
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12th Physics
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varun
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Two wires of same length are shaped into a square and a circle. If they carry same current, ratio of the magnetic moment is
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(a) `2 : pi` (b) `pi : 2` (c) `pi : 4` (d) `4 : pi`
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chapter4
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