Question: In the two - dimensional body illustrated, the gradient at surface A is found to be = 3 0 K / m . What are

In the two-dimensional body illustrated, the gradient at surface A is found to be =30
K/m. What are and at surface B?
In another case, the thermal conductivity varies with temperature as =0+ where =10 W/m.K,=-10-3 W/m.K2, and is in kelvins. The gradient at surface B is =
30 K/m. What is at surface A?

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