JEE Main 2023 · PhysicsMultiple choiceSingle correctEasyRecall

JEE Main 11 April 2023, Shift 2, Physics Q34

Question 34 of 90 in this shift, Physics question 4 of 30, Section A.

The Thermodynamic process, in which internal energy of the system remains constant is

(1)Adiabatic
(2)Isochoric
(3)Isobaric
(4)IsothermalOfficial answer

Official answer

Option 4

NTA final key.

Chapter: Thermodynamics
Topic: Thermodynamic Processes
Idea tested: Isothermal Process Analysis

Same idea in other shifts

Asked 3× in all

7 Apr 2025, Shift 2 · Q34Match List - I with List - II. List - I | List - II (A) Isothermal | (I) $\Delta W$ (work done) $=0$ (B) Adiabatic | (II) $\Delta Q$ …EasyMatch the list
24 Feb 2021, Shift 1 · Q10Match List I with List II. List I | List II (a) Isothermal | (i) Pressure constant (b) Isochoric | (ii) Temperature constant (c) Adiabatic…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 108 of the 174 JEE Main shifts held from 2017 to 2026.