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2) Solve for the temperature distribution in a plane wall if the internal heat generation per unit volume varies according to =0. The surface at x = 0 is perfectly insulated and the surface at x = L is exposed to air with a heat transfer coefficient of h at a temperature T.

2) Solve for the temperature distribution in a plane wall if the internal heat generation per unit volume varies according to q=q0eLz. The surface at x=0 is perfectly insulated and the surface at x=L is exposed to air with a heat transfer coefficient of h at a temperature T