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Identifying a Process from its Graph for JEE: 10 solved questions

Real JEE paper questions on identifying a process from its graph, part of thermodynamics. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2019 to 2025. No sign-in needed to read them.

What this topic asks

• Matching a Process to its Condition — 6 questions
• Reading and Translating P-V Diagrams — 4 questions

All 10 questions with solutions

• Match List-I with List-II. List-I: A. Isobaric, B. Isochoric, C. Adiabatic, D. Isothermal. List-II: (I) Δ Q=Δ… JEE Main 4th April 2nd Shift 2025
• Match List-I with List-II. List-I: (A) Isothermal, (B) Adiabatic, (C) Isobaric, (D) Isochoric. List-II: (I) Δ… JEE Main 7th April 2nd Shift 2025
• Match List-I with List-II. List-I: A. Pressure varies inversely with the volume of an ideal gas. B. Heat abso… JEE Main 23rd Jan 1st Shift 2025
• Two thermodynamic processes are shown in the figure. The molar heat capacities for process A and process B ar… JEE Main 30th Jan 1st Shift 2024
• Choose the correct statement for the processes A and B shown in the figure. JEE Main 30th Jan 2nd Shift 2024
• The given figure represents two isobaric processes for the same mass of an ideal gas. Then JEE Main 31st Jan 1st Shift 2024
• Match List-I with List-II. List-I: (A) Isothermal process, (B) Adiabatic process, (C) Isochoric process, (D)… JEE Main 25th Jan 2nd Shift 2023
• Match List-I with List-II. List-I: (A) Isothermal, (B) Isochoric, (C) Adiabatic, (D) Isobaric. List-II: (i) P… JEE Main 24th Feb 1st Shift 2021
• Match the thermodynamic processes taking place in a system with the correct conditions. In the table, Δ Q is… JEE Main 4th Sept 2nd Shift 2020
• The given diagram shows four processes, namely isochoric, isobaric, isothermal and adiabatic. The correct ass… JEE Main 8th April 2nd Shift 2019