Mathematics · Conduction Heat Transfer Calculation
The inner surface temperature of a refractory wall of thickness 200 mm is 80°C, while the outer surface temperature is 30°C. Compute the rate of heat transfer per m2 of the surface area of the wall. Take the thermal conductivity of the wall material as 0.5 W/m·°C.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1150 W/m2
- 2125 W/m2✓
- 3175 W/m2
- 4200 W/m2
Correct answer
125 W/m2
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