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MCQEasyJEE Main 2025 · 7 April, Shift 2Degrees of Freedom & Law of Equipartition

Physics Question from JEE Main 2025 · 7 April, Shift 2

The helium and argon are put in the flask at the same room temperature (300 K300 \, \text{K}). The ratio of average kinetic energies (per molecule) of helium and argon is : (Give : Molar mass of helium = 4 g/mol4 \, \text{g/mol}, Molar mass of argon = 40 g/mol40 \, \text{g/mol} )

  • A

    1:101 : 10

  • B

    10:110 : 1

  • C

    1:101 : \sqrt{10}

  • D

    1:11 : 1

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