1. Engineering
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Question: please fill in all of the chart and answer all...

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Time: 20 minutes Full Mark: 12 The inner and outer surfaces of a 4m x 7m brick wall of thickness 30cm and thermal conductivity 0.69 W/mK are maintained at a temperature of 26°C and 8°C, respectively dQidt--kA(Ti-T)L Symbol Title Value Ti Sketch the heat transfer situation. (2 points) What direction does the heat flow? (2 points) Determine the rate of heat transfer through the wall in W. (8 points)

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