1.

The heat flux (from outside to inside) across an insulating wall with thermal conductivity, K= 0.04 W/m.°K and thickness 0.16m is 10 W/m². The temperature of the inside wall is - 5°C. The outside wall temperature is

A. 5°C
B. 0°C
C. 5°C
D. 0°C
Answer» D. 0°C


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