A square loop that has sides of length lies in the plane
Chapter , Problem 98(choose chapter or problem)
A square loop that has sides of length lies in the plane with its center at the origin. The loop carries a current (a) Derive an expression for the magnetic field strength at any point on the axis. (b) Show that for much larger than your result from Part (a) becomes where is the magnitude of the magnetic moment of the loop.
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