Prove from Fermat's Principle that the angles of incidence and reflection are equal for light bouncing off
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Prove from Fermat's Principle that the angles of incidence and reflection are equal for light bouncing off a mirror. Use neither algebra nor calculus in your proof! (Hint: The result was proven by Hero of Alexandria 2000 years ago.)
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Consider a path in which the incident angle thetai of the light ...View the full answer
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