A light wave travelling.. | Ray Optics | JEE-MAIN 2022

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JEE MAIN 2022

25-06-2022 S1

Question

A light wave travelling linearly in a medium of dielectric constant 4, incident on the horizontal interface separating medium with air. The angle of incidence for which the total intensity of incident wave will be reflected back into the same medium will be (Given : relative permeability of medium $\left.\mu_r=1\right)$

Select the correct option:

A

10°

B

20°

C

30°

D

60°

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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JEE Main

Physics

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