Question

thermal equilibrium​

Answer 1

It is the state where the heat in two or more bodies are equal.

The blue in e is that where heat is transferring from body a to body b.

The green one is that when the heat is in equal quantity in both it happens thermal equilibrium.

Hope this helps

Answer 2

➡Two bodies are said to be in thermal equilibrium if there is no exchange of heat between them while being connected to each other by a path which is permeable to heat.⬅

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