Q. When a vander waal’s gas undergoes free expansion then its temperature
A) Decreases
B) Increases
C) Does not change
D) Depends upon the nature of the gas
Explanation
The correct answer is Option A: Decreases.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.