What is the current in a straight wire, if a magnetic field of 10^{-6} {W} \cdot {m}^{-2} is produced at a distance of 2 {cm} from it?

AP EAPCET 3 Sep 2021 Shift 2 Paper

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What is the current in a straight wire, if a magnetic field of 10−6W⋅m−2 is produced at a distance of 2cm from it?

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