JEE Main 9 Apr 2019 Paper 2 Solved Paper

Section: Physics

Question : 16 of 90

Marks: +1, -0

The specific heats, CP and CV of a gas of diatomic molecules, A, are given (in units of Jmol−1K−1 ) 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 :

[9 Apr 2019 Shift 2]

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

Validate

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