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Find electromagnetic elds due to a slowly varying sinusoidal current I = I oeiwt owing in a long wire with circular cross section of radius

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Find electromagnetic elds due to a slowly varying sinusoidal current I = I oeiwt owing in a long wire with circular cross section of radius a, conductivity 0, and magnetic permeability u in a direction along the axis of the wire. Show that most of the current will be conducted near the surface of the conducting wire. Use quasi-static approximation

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