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The temperature rise in a wire of radius R and length L heated by electric current is given as T-T SR2 4k Where, S

The temperature rise in a wire of radius R and length L heated by electric current is given as T-T SR2 4k Where, S is the heat source resulting from electrical dissipation. At r = R, T-To. Obtain i) ii) The expression of average temperature rise Heat outflow at the surface

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