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Question: the ceiling of a residential building consists of 16mm i58...

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The ceiling of a residential building consists of 16-mm i5/8 in) thick plasterboard (dry wall) supported by ceiling joists. The space between the joists is filled with cellulose insulation. Determine the average heat flux across the ceiling for the conditions given and the overall heat transfer coefficient. Attic space T,,-50℃ h。_gW/m2 C 5.5-in cellulose insulation 1.5-inx5.5-in pine wood beams on 16-in center r 25 C6Wmn thick dry wall

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