JEE Mains · Physics · STD 11 - Kinetic theory of gases
- JEE Mains 2022
- Medium
- MCQ
According to kinetic theory of gases, \(A\). The motion of the gas molecules freezes at \(0^{\circ} C\) \(B\). The mean free path of gas molecules decreases if the density of molecules is increased. \(C\). The mean free path of gas molecules increases if temperature is increased keeping pressure constant. \(D\). Average kinetic energy per molecule per degree of freedom is \(\frac{3}{2} k_{B} T\) (for monoatomic gases) Choose the most appropriate answer from the options given below
Pick an option to check your answer.
Answer & Solution
Correct Answer
(B) \(B\) and \(C\) only
Step-by-step Solution
Detailed explanation
\(\lambda=\frac{ kT }{\sqrt{2} \pi d ^{2} P }\)
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