Q. The terminal velocity of a spherical particle in gravitational settling under Stokes’ regime varies
A. linearly with the particle diameter
B. linearly with the viscosity of the liquid
C. directly with the square of particle diameter
D. inversely with the density of particle
Ans: directly with the square of particle diameter
![Determine the correctness (or otherwise) of the following Assertion [A] and the Reason [R]](https://www.gkseries.com/blog/wp-content/uploads/2023/10/Determine-the-correctness-or-otherwise-of-the-following-Assertion-A-and-the-Reason-R.jpg)
