Find the rate of heat flow outward across the surface

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Reference no: EM13187754

The temperature u in a star of conductivity 2 is inversely proportional to the distance from the center: u=(2/sqrt(x^2+y^2+z^2)). If the star is a sphere of radius 1, find the rate of heat flow outward across the surface of the star.

Reference no: EM13187754

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