Home Physics Kinetic Theory of Gases JEE Main 2019 The specific heats, and of a gas of diatom…
Physics Kinetic Theory of Gases JEE Main 2019 MCQ (Single Correct)

The specific heats, and of a gas of diatomic molecules, A, are given(in units of ) by 29 and 22, respectively. Another gas of diatomic molecules, B, has the corresponding values 30 and 21. If they are treated as ideal gases, then?

A
A is rigid but B has a vibrational mode.
B
A has a vibrational mode but B has none.
C
A has one vibrational mode and B has two.
D
Both A and B have a vibrational mode each.

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Text Solution

Verified by Experts
The correct answer is:
B

JEE Main 2019

And

Gas A has more than 5-degrees of freedom.

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