Define Thermal equilibrium . State the zeroth law of thermodynamics (or) How does it lead to zeroth Law of Thermodynamics ?

Define Thermal equilibrium . State the zeroth law of thermodynamics (o

1.	Define Thermal equilibrium . State the zeroth law of thermodynamics (or) How does it lead to zeroth Law of Thermodynamics ?
Answer» Solution :ZEROTH law of thermodynamics : If two BODIES or two systems say A and B are individually in thermal EQUILIBRIUM with a third body or system say .C., then A and B are also in thermal equilibrium with each other.