7 Figure shows a composite wall made of two walls A and B

Last updated: 6/27/2023

7 Figure shows a composite wall made of two walls A and B each of equal area and thickness Ratio of thermal conductivity of A and B is 3 2 Temperature of the common face is 1 30 C 3 35 C A B 1 40 C 20 C 2 32 C 4 37 5 C