Question

What do you understand by refraction of light? Draw the labelled ray diagrain when ray passes through glass slab​

Answer 1

Refraction is a phenomenon of bending of light due to change in optical density.

Laws of Reflection :

(1) incident ray, refracted may and the normal to the surface at the point of incidence, all lie in same plane.

(2) Snell's law

μ

1

sini=μ

2

sinr.

solution