. Derive an expression for the magnetic field due to a circular loop at an axial point P distant x from its centre. Also give the expression for the
magnetic field at the centre of the circular loop.
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Explanation:
For a circular coil of radius R and N turns carrying current I, the magnitude of the magnetic field at a point on its axis at a distance x from its centre is given by, B=2(x2+R2)3/2μ0IR2N
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derive an expression for axical magnetic field produce by current in a circular loop
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