A cabin has a 0159 m thick wooden floor k0141 w m x co, Ask an Expert

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A cabin has a 0.159 m thick wooden floor ( k=0.141 W / (m x Co)) with an area of 13.4 m2. A roaring fire keeps the interior of the cabin at a comfortable 18.0 oC while the air temperature in the crawl space below the cabin is -20.6 oC. What is the rate of heat conduction through the wooden floor?

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