Question

Describe Snell's law ?​

Answer 1

Answer:

Snell's law (also known as Snell-Descartes law and the law of refraction) is a formula used to describe the relationship between the angles of incidence and refraction, when referring to light or other waves passing through a boundary between two different isotropic media, such as water, glass, or air.

Explanation:

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Answer 2

Answer:

Snell's Law states that the ratio of the sine of Angle of Incidence to the Sine of Angle of Refraction gives the Refractive Index Of the Medium.