Q. If a Vander-Waal’s gas expands freely, then final temperature is
A) Less than the initial temperature
B) Equal to the initial temperature
C) More than the initial temperature
D) Less or more than the initial temperature depending on the nature of the gas
Explanation
(a) In free expansion of Vander waal’s gas, its temperature decreases
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.