When you exercise in the morning by considering your body as thermodynamic system which of following is true ?

When you exercise in the morning, by considering your body as thermodynamic system, which of the following is true?

In thermodynamic processes which of following statement is not true ?

What do you mean by thermodynamic system?

A hot cup of coffee is kept on the table , After some time is attains a thernal equilibrium with the surrounding By considering the air molecules in the room as a thermodynamic system which of the following is true

In thermodynamic processes which of the following statement is not true?

In thermodynamic processes which of the following statements is not true ?