The outer face of a rectangular slab of equal thickness of iron and brass are maintained at `
Channel: Doubtnut
Date: 2020-08-30

The outer face of a rectangular slab of equal thickness of iron and brass are maintained at `100^(@)C` and `0^(@)C`, respectively. Find the temperature of the interface. The conductivities of iron and brass are 14 and `126 Wm^(-1) K^(-1)` respectively.