NEET 2023 Question Paper Mock Test

A bullet from a gun is fired on a rectangular wooden block with velocity $u$. When the bullet travels $24\text{cm}$ through the block, its velocity becomes $u/3$. It further penetrates into the block in the same direction before coming to rest at the other end. The total length of the block is:

A satellite is orbiting just above the surface of the earth with period $T$. If $d$ is the density of the earth and $G$ is the universal constant of gravitation, the quantity $\frac{3\pi }{Gd}$ represents:

The radius of the innermost orbit of a hydrogen atom is $5.3\times 10^{-11}\text{m}$. What is the radius of the third allowed orbit of the hydrogen atom?

The net impedance of the circuit (as shown in figure) will be:

The $x-t$ graph of a particle performing simple harmonic motion is shown in the figure. The acceleration of the particle at $t=2\text{s}$ is: