Snell's Law, Refraction, Total Internal Reflection, Critical Angle - Physics

6 months ago
138

This video explains Snell's law of refraction in simple terms, including formula, equation, what is n1 and n2, and worked example practice problems. The critical angle is defined, which is the condition for total internal reflection i.e. where no refraction occurs in the second medium.

0:00 Refraction and Snell's law
8:48 Total internal reflection, critical angle
12:33 Worked example

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