Question

Definition of thermodynamic equilibrium in thermodynamics

Answer 1

Thermodynamic equilibrium is an axiomatic concept of thermodynamics. It is an internal state of a single thermodynamic system, or a relation between several thermodynamic systems connected by more or less permeable or impermeable walls.

Answer 2

thermodynamics equilibrium :- a system is said to be in thermodynamic equilibrium when there no change in the macroscopic variables (like pressure, heat, temperature) which describing its thermodynamic state with time .