conductivity two times that of cork. Assume there are no windows or doors. The walls' surface area is 1350000 cm? and their inside surface is at 19°C, while their outside surface is at 5°C. (Thermal conductivity of cork is 0.042 W/m°C) (i) Calculate the rate of heat conduction through house walls in watt? (4 marks) (ii) How many 400W room heaters would be needed to balance the heat transfer due to conduction?(approximate number) (1 mark)
conductivity two times that of cork. Assume there are no windows or doors. The walls' surface area is 1350000 cm? and their inside surface is at 19°C, while their outside surface is at 5°C. (Thermal conductivity of cork is 0.042 W/m°C) (i) Calculate the rate of heat conduction through house walls in watt? (4 marks) (ii) How many 400W room heaters would be needed to balance the heat transfer due to conduction?(approximate number) (1 mark)
Chapter1: Temperature And Heat
Section: Chapter Questions
Problem 97P: Compare the rate of heat conduction through a 13.0-cm-thick wall that has an area of 10.0 m2 and a...
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