Consider a thin-walled, metallic tube of length L = 1 m and inside diameter D; = 3 mm. Water enters the tube at m = 0.015 kg/s and Tmi = 97°C. turb go (a) What is the outlet temperature of the water if the tube surface temperature is maintained at 27°C? nil (b) If a 0.5-mm-thick layer of insulation of k = 0.05 W/m K is applied to the tube and its outer surface is maintained at 27°C, what is the outlet tempera- T asmbin ture of the water?

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