NEET 2024 Question Paper Mock Test

The graph which shows the variation of $\left(\frac{1}{{\lambda }^2}\right)$ and its kinetic energy, $E$ is (where $\lambda$ is de Broglie wavelength of a free particle):

The quantities which have the same dimensions as those of solid angle are:

An unpolarised light beam strikes a glass surface at Brewster's angle. Then:

The moment of inertia of a thin rod about an axis passing through its mid point and perpendicular to the rod is $2400{\text{g cm}}^2$. The length of the $400\text{g}$ rod is nearly:

A thin flat circular disc of radius $4.5\text{cm}$ is placed gently over the surface of water. If surface tension of water is $0.07{\text{N m}}^{-1}$, then the excess force required to take it away from the surface is: