Thermodynamics: JEE Main 2020 Physics question

JEE Main 2020 · 9 Jan, Morning shift · Q7300

JEE Main 20209 Jan, Morning shiftPhysicsMediumThermodynamics163× since 2002

Consider two ideal diatomic gases A and B at some temperature T. Molecules of the gas A are rigid, and have a mass m. Molecules of the gas B have an additional vibrational mode, and have a mass

{m \over 4}

. The ratio of the specific heats (

C_V^A

and

C_V^B

) of gas A and B, respectively is :

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