Optics: Refraction Problem: Semicircular Dish

This lesson will take a look at a problem with a semicircular dish filled with glycerin. This lesson will explain and show how to draw a ray as it enters and leaves. The concept of normal... This lesson will take a look at a problem with a semicircular dish filled with glycerin. This lesson will explain and show how to draw a ray as it enters and leaves. The concept of normal incidence will be explained in relation to what happens to a ray when it exits.
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