Question

plzz explain Huygen's law about light.I need it urgently!!​

Answer 1

Explanation:

Huygens' principle. ... Huygens' principle, in optics, a statement that all points of a wave front of light in a vacuum or transparent medium may be regarded as new sources of wavelets that expand in every direction at a rate depending on their velocities.

Answer 2

In simple understanding words:-

Light propagates as wave in the form of wavefronts in all the directions as like we observe when we threw a stone in a stagnant pond,the wave seems to be propagating.

Hope you have understand in my language.