JEE Main 2022 (28 Jun, Shift 1) Physics Q31: Viscosity

Question

Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : Product of Pressure (P) and time (t) has the same dimension as that of coeffcient of viscosity.

Reason R : Coefficient of viscosity = $\frac{	ext{Force}}{	ext{Velocity gradient}}$

Choose the correct answer from the options given below :

Accepted Answer

Option 3: $\mathbf{A}$ is true but $\mathbf{R}$ is false.

Answer

Both $\mathbf{A}$ and $\mathbf{R}$ true, and $\mathbf{R}$ is correct explanation of $\mathbf{A}$.

Answer

Both $\mathbf{A}$ and $\mathbf{R}$ are true but $\mathbf{R}$ is NOT the correct explanation of $\mathbf{A}$.

Answer

$\mathbf{A}$ is true but $\mathbf{R}$ is false.

Answer

$\mathbf{A}$ is false but $\mathbf{R}$ is true.

JEE Main 28 June 2022, Shift 1, Physics Q31