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A beam of light, traveling in air, strikes a plate of transparent material at angle of incidence of 56 degrees. It is observed that the reflected and refracted beams form an angle of 90 degrees. What is
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A beam of light, traveling in air, strikes a plate of

transparent material at angle of incidence of 56 degrees. It is observed that the reflected and refracted beams form an angle
of 90 degrees. What is the index of refraction of this material?

User James Douglas
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A beam of light, traveling in air, strikes a plate of transparent material at angle-example-1
User Oscar Foley
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