9.3.1 - Refraction through a Rectangular Glass Slab
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Practice Questions
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What is refraction?
💡 Hint: Think about how light behaves in water.
What does the normal line represent?
💡 Hint: It's not related to temperature!
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Interactive Quizzes
Quick quizzes to reinforce your learning
What happens to light as it passes from air into glass?
💡 Hint: Think about how light behaves in different densities.
True or False: The angle of incidence is always equal to the angle of refraction.
💡 Hint: Consider the nature of the media.
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Challenge Problems
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A light ray traveling at an angle of incidence of 45° hits water (n=1.33). Calculate the angle of refraction.
💡 Hint: Use trigonometric identities to solve for sin(r).
Explain how the design of sunglasses utilizes the principle of refraction.
💡 Hint: Think about how lenses shield and direct daylight.
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