One end of thermally insulated rod is kept at a temperature `T_(1)` and the other at `T_(2)`.
Channel: Doubtnut
Date: 2020-08-16

One end of thermally insulated rod is kept at a temperature `T_(1)` and the other at `T_(2)`. The rod is composed of two section of length `l_(1)` and `l_(2)` thermal conductivities `k_(1)` and `k_(2)` respectively. The temerature at the interface of two section is