A wall has two layers A and B , each made of different material. Both the layers have the…
Physics · JEE Advanced · NTA Exams — Properties of Solids and Liquids
A wall has two layers A and B, each made of different material. Both the layers have the same thickness. The thermal conductivity of the material of A is twice that of B. Under thermal equilibrium, the temperature difference across the wall is 36°C. The temperature difference across the layer A is
- 6°C
- 12°C
- 18°C
- 24°C.
Answer
(B) 12°C
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