Calculate the magnetic field B at a distance of 5cm from a long straight wire carrying current of 5A.
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It is given by the formula B = μ.I/2πr. Then by solving it comes 2 x 10^-5 T.
where μ = 4π x 10^-7 H/m.
where μ = 4π x 10^-7 H/m.
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