Physics · PYQ NEET UG 2019(1)
हिन्दीIn total internal reflection when the angle of incidence is equal to the critical angle for the pair of media in contact, what will be angle of refraction?
Correct answer · Option 2
\( 90^\circ \)
Explanation
By definition of critical angle, the angle of refraction in the second medium is \( 90^\circ \).