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2 votes
3 answers
937 views

Why do we not consider rotation as a Degree of Freedom in Monoatomic Gases?

I completely understand that the average energy of each degree of freedom in a thermodynamic system is (1/2)kT and that we do not consider the spin about an axis of symmetry in a polyatomic molecule ...
xiexus's user avatar
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3 votes
2 answers
986 views

Why doesn't a monoatomic particle have 6 degrees of freedom? [duplicate]

A monoatomic particle can move in three directions: $x$, $y$, and $z$. So the number of degrees of freedom (DOF) for translation is 3. The particle can also rotate around three axes. So the number of ...
Mohammad Mizanur Rahaman's user avatar