Physics · 2022
JEE Main · 27 July 2022, Shift 2 · Q39
Which statements are correct about degrees of freedom? (A) A molecule with n degrees of freedom has n^2 different ways of storing energy. (B) Each…
Which statements are correct about degrees of freedom ?
(A)
A molecule with n degrees of freedom has $\displaystyle \mathrm{n}^2$ different ways of storing energy.
(B)
Each degree of freedom is associated with $\displaystyle \frac{1}{2} \mathrm{RT}$ average energy per mole.
(C)
A monatomic gas molecule has $\displaystyle 1$ rotational degree of freedom where as diatomic molecule has $\displaystyle 2$ rotational degrees of freedom.
(D)
$\displaystyle \mathrm{CH}_4$ has a total of $\displaystyle 6$ degrees of freedom.
Choose the correct answer from the options given below :
Official answer
(2)
(B) and (D) only
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.