NEET 2021 Question Paper Mock Test

If force $[F]$, acceleration $[A]$ and time $[T]$ are chosen as the fundamental physical quantities. Find the dimensions of energy.

For a plane electromagnetic wave propagating in $x$ -direction, which one of the following combination gives the correct possible directions for electric field ($\vec{E}$) and magnetic field ($\vec{B}$) respectively?

A spring is stretched by $5\text{cm}$ by a force $10\text{N}$. The time period of the oscillations when a mass of $2\text{kg}$ is suspended by it is:

A particle is released from height $S$ from the surface of the Earth. At a certain height its kinetic energy is three times its potential energy. The height from the surface of earth and the speed of the particle at that instant are respectively:

A lens of large focal length and large aperture is best suited as an objective of an astronomical telescope since: