Compute energy density of magnetic field at surface of wire

Reference no: EM13666836

A length of copper wire carries a current of 17 A, uniformly distributed during its cross section. The wire diameter is 2.5 mm, and its resistance per unit length is 4.0 /km.

a) Compute the energy density of the magnetic field at the surface of the wire.

b) Compute the energy density of the electric field at the surface of the wire.

Reference no: EM13666836

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