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Refraction and Snell's Law

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This is a series of free Physics Video Lessons: Refraction and Snell's Law

The following diagram shows the formula for Snell's Law. Scroll down the page for more examples and solutions in using Snell's Law for refraction.

Snell's Law

Refraction and Snell's Law
Refraction in Water

Snell's Law Examples 1
Snell's Law Example 2 Total Internal Reflection
Critical incident angle and total internal reflection

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