JEE Main 2020PhysicsKinetic Theory of GasesEasyMCQ

JEE Main 2020 — Kinetic Theory of Gases Question with Solution

JEE Main 2020 (06 Sep Shift 1)

Question

Molecules of an ideal gas are known to have three translational degrees of freedom. The gas is maintained at a temperature of T. The total internal energy, U of a mole of this gas, and the value of γ=CpCv are given, respectively, by

Choose an option

Show full solutionCorrect option: C
Correct answer
CU=52RT and γ=75

Step-by-step explanation

f = 5

 

γ=1+2f=1+25=75

CpCv=75

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About this question

This is a previous-year question from JEE Main 2020, covering the Kinetic Theory of Gases chapter of Physics. 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.