Published by:
CGP EDU Academic Team
Published on: September 12, 2026
An ideal gas in a closed container is slowly heated. As its temperature increases, which of the following statements are true?
A
the mean free path of the molecules decreases. 
and 
and
B
the mean collision time between the molecules decreases. the mean free path remains unchanged 
and 
and C
and 
D
the mean collision time remains unchanged
and 
and
Text Solution
Verified by ExpertsThe correct answer is:
C
JEE Main 2020
Mean free path is independent of temperature and relaxation time decreases as temperature increases.
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A metallic sphere cools from to in 300 s. If atmospheric temperature around is , then the sphere…
Three rods of identical cross-section and lengths are made of three different materials of thermal …
A thermally insulated vessel contains an ideal gas of molecular mass M and ratio of specific heats …
For a perfect gas, two pressures P 1 and P 2 are shown in figure. The graph shows:
If K 1 and K 2 are the thermal conductivities L 1 and L 2 are the lengths and ai and A 2 are the cr…
A unit scale is to be prepared whose length does not change with temperature and remains 20 cm, usi…