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Free convection across the air space

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A building window pane that is 1.2 m high and 0.8 m wide is separated from the ambient air by a storm window of the same height and width. The air space between the two windows is 0.06 m thick. If the building and storm windows are at 20 and -10oC, respectively, what is the rate of heat loss by free convection across the air space? 

Reference no: EM13879490

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