Thermodynamics (Physics) – JEE Main Previous Year Questions (2014–2025)

All 6 JEE Main previous-year questions from Thermodynamics (Physics) (Physics), 2014–2025, taken from 6 papers. Practise them together in one test with the official marking and answer key, then review every answer.

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Thermodynamics (Physics) questions by paper

Paper	Questions
JEE Main 2025 22 Jan Shift 2	1
JEE Main 2019 8 Apr Shift 1	1
JEE Main 2019 9 Jan Shift 1	1
JEE Main 2018 Set B (offline)	1
JEE Main 2017 Set B (offline)	1
JEE Main 2014 Set F (offline)	1

Sample questions

JEE Main 2025 22 Jan Shift 2
Given are statements for certain thermodynamic variables A Internal energy volume and mass are extensive variables Pressure temperature and density are intensive…
JEE Main 2019 8 Apr Shift 1
A thermally insulated vessel contains 150 of water at 0 Then the air from the vessel is pumped out adiabatically A fraction of water turns into ice and the rest…
JEE Main 2019 9 Jan Shift 1
A gas can be taken from A to via two different processes ACB and ADB A When path ACB is used 60 of heat flows into the system and 30 of work is done by the system If…
JEE Main 2018 Set B (offline)
Two moles of an ideal monoatomic gas occupies a volume at 27 The gas expands adiabatically to a volume Calculate a the final temperature of the gas and change in its…

Question text shown from the scanned paper; open the test to see each question exactly as printed.

Thermodynamics (Physics) – JEE Main Previous Year Questions (2014–2025)

Thermodynamics (Physics) questions by paper

Sample questions

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