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Question: prelab 1 tu k problem1 a composite wall structure experiences...

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PRE-LAB #1 tu K PROBLEM#1 A composite wall structure experiences a -10°F air temperature on the outside and a 75°F air temperature on the inside. The wall consists of a 4-in. thick outer face-brick, a 2 in. batt of fiberglass insulation, and a 3/8 in. sheet of gypsum board. Determine the U-factor and the heat flow rate, per ft?. Calculate and plot the steady-state temperature profile (temperatures at each material transition) across the wall.
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