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Ray Optics and Refraction

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Explanations 1

Refraction is the bending of a wave when it enters a medium where its speed is different. The refraction of light when it passes from a fast medium to a slow medium bends the li…
By Iris

Problems 1

There is a laser light that shines onto the water has an angle of elevation of 45o45^o45o. Given that the index of refraction of air and water is 1 and 1.33 respectively, what i…