Learn

Saturday, 31 October

JEE Main · Physics · Thermal Properties of Matter

Volume Expansion Coefficient of Ideal Gas

JEE Main asked Volume Expansion Coefficient of Ideal Gas 2 times in 2 of the 108 shifts Lumi analysed, in 2021 and 2026. It belongs to Thermal Expansion, in Thermal Properties of Matter (Physics). The longest wait between two years asking it was 5 years.

Updated 2026-10-24

Times asked
2
in 2 shifts
Years
2 of 8
First asked
2021
last in 2026
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2021 and 2026. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

00.10.20’170’200.03’210’220’230’240’250.11’26

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

Shift by shift

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

  • 20261 of 9
  • 20250 of 8
  • 20240 of 18
  • 20230 of 12
  • 20220 of 24
  • 20211 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: calculation.

  • Coefficient of volume expansion of gas in a process
  • Volume expansion coefficient of ideal gas in process

Difficulty

Easy 0Medium 2Hard 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 2026, Shift 2 · Q34An ideal gas at pressure PP and temperature TT is expanding such that PT3PT^3 = constant. The coefficient of volume expansion of the gas…MediumSingle correct
  2. 27 Aug 2021, Shift 1 · Q7An ideal gas is expanding such that PT3=\mathrm{PT}^3= constant. The coefficient of volume expansion of the gas is :MediumSingle correct

Shifts: 27 Aug 2021, Shift 1, 5 Apr 2026, Shift 2.

Same topic

Other ideas in Thermal Expansion

Thermal Expansion has 10 ideas JEE Main has asked; 4 of them came up in more than one question.

Topic analysisChapter analysisStudy this chapterAll repeated ideas