List of top Physics Questions on Optics asked in IIT JAM BT

If a light beam (solid arrow in the shown figure) is entering from Air medium to Glass medium (having refractive index of \(1.5\)), then while entering

The refractive index of a liquid relative to air is 1.5. Calculate the ratio of the real depth to the apparent depth when the liquid is taken in a beaker.

Which one of the following remains unchanged when light waves enter water from air?

In a simple microscope, .............

The refractive index of diamond is 2.419. If the speed of light in vacuum is $3 \times 10^8$ m s$^{-1}$, then the speed of light in diamond is