In which diagram the angle of refraction r has been correctly depicted?

1. I
2. II
3. III
4. IV

"

(d) IV

Explanation

When a ray of light passes through a rectangular glass slab, it gets bent twice at the air-glass interface and at the glass-air interface.

The emergent ray is parallel to the incident ray and is displaced through a distance, and the angle between normal and refracted ray is $r$.

Tutorialspoint

Simply Easy Learning

Updated on: 10-Oct-2022

31 Views

Kickstart Your Career

Get certified by completing the course

Get Started