Practice portal › JEE › Thermodynamics

Multi-process and Comparison Problems for JEE: 9 solved questions

Real JEE paper questions on multi-process and comparison problems, part of thermodynamics. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2020 to 2026. No sign-in needed to read them.

What this topic asks

• Comparing Two Processes — 5 questions
• Sequential Processes — 4 questions

All 9 questions with solutions

• A cylinder with adiabatic walls is closed at both ends and is divided into two compartments by a frictionless… JEE Main 6th April 2nd Shift 2026
• One mole of an ideal diatomic gas expands from volume V to 2V isothermally at a temperature of 27°C and does… JEE Main 23rd Jan 2nd Shift 2026
• An ideal gas exists in a state with pressure P₀ and volume V₀. It is isothermally expanded to 4 times its ini… JEE Main 3rd April 2nd Shift 2025
• Two different adiabatic paths for the same gas intersect two isothermal curves as shown in the P-V diagram. T… JEE Main 8th April 1st Shift 2024
• Consider two containers A and B containing monoatomic gases at the same pressure P, volume V and temperature… JEE Main 10th April 1st Shift 2023
• A certain amount of gas of volume V at 27°C and pressure 2×10⁷ N/m² expands isothermally until its volume is… JEE Main 25th July 1st Shift 2022
• Starting with the same initial conditions, an ideal gas expands from volume V₁ to V₂ in three different ways.… JEE Main 29th June 2nd Shift 2022
• n moles of a perfect gas undergo a cyclic process ABCA, shown in the figure, consisting of the following proc… JEE Main 24th Feb 1st Shift 2021
• Starting at a temperature of 300 K, one mole of an ideal diatomic gas with γ=1.4 is first compressed adiabati… JEE Main 9th Jan 2nd Shift 2020