HW11-phy2049-Spring-2012-solution

When the incident ray is at the minimum angle for

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Unformatted text preview: first surface), and the angle between the line BC and the interior ray is α (the complement of its angle of incidence when it strikes the second surface). When the incident ray is at the minimum angle for which light is able to exit the prism, the light exits along the second face. That is, the angle of refraction at the second face is 90°, and the angle of incidence there for the interior ray is the...
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