Uncategorized: Practice Problem & Solution

Short Solution (Best for NEET):

To solve this problem, we apply the core principles of Uncategorized. Understanding the underlying formula is key to arriving at the correct answer below:

Mean free path is given by the formula \(\lambda = \frac{1}{\sqrt{2}\pi d^2 n}\), where \(n\) is the number density. Thus, as \(n\) increases, \(\lambda\) decreases.