a A thin conducting wire carries a current I and lies along the x axis from 1 0 0 to x 0 0 Using Biot Savart s law DO NOT USE

Question

a A thin conducting wire carries a current I and lies along the x axis from 1 0 0 to x 0 0 Using Biot Savart s law DO NOT USE standard formula find the direction and magnitute of the magnetic field B at a point 0 3 0 due to a length element dll on the wire b Using this expression find the magnetic field at the same point due to the whole wire

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