what is the temperature of the interface?

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Two walls of thickness in the ratio 1:3 and thermal conductivities in the ratio 3:2 form a composite wall of a building. If the free surfaces of the wall be at temperatures 30C and 20C, respectively, what is the temperature of the interface?
01
Sep
Two walls of thickness in the ratio 1:3 and thermal conductivities in the ratio 3:2 form a composite wall of a building. If the free surfaces of the wall be at temperatures 30C and 20C, respectively, what is the temperature of the interface? respectively Two walls of thickness in the ratio 1:3 and thermal conductivities [...]
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