JEE Main 2026 · PhysicsMultiple choiceSingle correctEasyApplication

JEE Main 2 April 2026, Shift 1, Physics Q33

Question 33 of 75 in this shift, Physics question 8 of 25, Section A.

Heat is supplied to a diatomic gas at constant pressure. Then the ratio of

\Delta Q : \Delta U : \Delta W

is ______.

(1) $2:3:5$
(2) $5:3:2$
(3) $2:5:7$
(4) $7:5:2$ Official answer

Official answer

Option 4

NTA final key.

Chapter: Thermodynamics
Topic: Thermodynamic Processes
Idea tested: Heat Fractions in Isobaric Processes

Same topic in other shifts

All Thermodynamic Processes questions

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2 Apr 2025, Shift 1 · Q31In an adiabatic process, which of the following statements is true ?EasySingle correct
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3 Apr 2025, Shift 2 · Q33An ideal gas exists in a state with pressure $\mathrm{P_0}$ , volume $\mathrm{V_0}$ . It is isothermally expanded to 4 times of its initial…MediumSingle correct
4 Apr 2025, Shift 2 · Q33Match List - I with List - II. List - I List - II (A) Isobaric (I) $\Delta Q=\Delta W$ (B) Isochoric (II) $\Delta Q=\Delta U$ (C)…EasyMatch the list

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.