JEE PHYSICS MCQ: THERMODYNAMICS

1 Medium

1 of 1

Understanding +4 | -1

An ideal gas undergoes a reversible isothermal expansion from a state i to f. The change in entropy

\Delta s\left( {i \to f} \right)

View answer and explanation

Correct option: B

> 0

Option B (> 0) is correct because in a reversible isothermal expansion, the volume increases, leading to an increase in entropy.

More Questions from THERMODYNAMICS

Practice All Chapter MCQs →

0.25\,\,{m^3}

{10^3}N/{m^2},

T

P

V

\left( {\gamma = \frac{{{C_p}}}{{{C_v}}}} \right)