4690. The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nCv ln (T₂/T₁) is valid for

A. Reversible isothermal volume change
B. Heating of a substance
C. Cooling of a substance
D. Simultaneous heating and expansion of an ideal gas
✅ The correct answer is option D.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top