JEE Main 2023 — Thermodynamics (C) Question with Solution
JEE Main 2023 (30 Jan Shift 1)
Question
When 2 litre of ideal gas expands isothermally into vacuum to a total volume of litre, the change in internal energy is _____ J. (Nearest integer)
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Step-by-step explanation
For ideal gas and for isothermal process, ,
Also , thus work done in vacuum is also zero. Internal energy is a fuction of temperature.
Also , thus work done in vacuum is also zero. Internal energy is a fuction of temperature.
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This is a previous-year question from JEE Main 2023, covering the Thermodynamics (C) chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.