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22-04-2024
Physics

Answered

The brick wall (of thermal conductivity 0.98 w/m · ˚C) of a building has dimensions of 2.8 m by 14 m and is 21 cm thick. how much heat flows through the wall in a 9 h period when the average inside and outside temperatures are, respectively, 14◦c and 2˚C?

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