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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 | |