Mean Free Path & Avogadro's Number: JEE Questions & Solutions
5 previous-year JEE Physics questions on Mean Free Path & Avogadro's Number, each with a worked step-by-step solution.
Previous-year questions
- 01
Consider two boxes containing ideal gases A and B such that their temperatures, pressures and number densities are same. The molecular size…
MCQMediumJEE 2026 - 02
The mean free path of a molecule of diameter 5 10^-10 m at temperature 41^ C and pressure 1.38 10^5 Pa is given as m. (Given kB=1.38 10^-23…
MCQEasyJEE 2026 - 03
The mean free path and the average speed of oxygen molecules at 300 K and 1 atm are 3 10^-7 m and 600 m/s, respectively. Find the frequency…
MCQEasyJEE 2025 - 04
The number of air molecules per cm³ increased from 3 10^19 to 12 10^19. The ratio of collision frequency of air molecules before and after…
MCQEasyJEE 2023 - 05
The mean free path of molecules of a certain gas at STP is 1500d, where d is the diameter of the gas molecules. While maintaining the…
MCQEasyJEE 2023
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