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Saturday, 31 October

JEE Main · Physics · Kinetic Theory

Collision Frequency

JEE Main asked Collision Frequency 2 times in 2 of the 108 shifts Lumi analysed, in 2023 and 2024. It belongs to Kinetic Theory of Gases, in Kinetic Theory (Physics). The longest wait between two years asking it was 1 year.

Updated 2026-10-24

Times asked
2
in 2 shifts
Years
2 of 8
First asked
2023
last in 2024
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2023 and 2024. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

00.050.10’170’200’210’220.07’230.05’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 0 in 24 shifts · 2022: 0 in 24 shifts · 2023: 1 in 12 shifts · 2024: 1 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20260 of 9
  • 20250 of 8
  • 20241 of 18
  • 20231 of 12
  • 20220 of 24
  • 20210 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Single correct is the usual form. Skill tested: application.

  • Ratio of collision frequency on changing density
  • Temperature dependence of collision frequency

Difficulty

Easy 2Medium 0Hard 0

Every question was multiple choice.

Every question

All 2 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 5 Apr 2024, Shift 1 · Q39If the collision frequency of hydrogen molecules in a closed chamber at 27∘C27^\circ\mathrm{C} is ZZ, then the collision frequency of the…EasySingle correct
  2. 6 Apr 2023, Shift 1 · Q45The number of air molecules per cm3\mathrm{cm^3} increased from 3×10193\times10^{19} to 12×101912\times10^{19}. The ratio of collision frequency of…EasySingle correct

Shifts: 6 Apr 2023, Shift 1, 5 Apr 2024, Shift 1.

Same topic

Other ideas in Kinetic Theory of Gases

Kinetic Theory of Gases has 22 ideas JEE Main has asked; 14 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas