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Snell's Law Refraction Calculator Knowledge Check

Sharpen your snell's law refraction calculator skills with algorithmically generated problems. Each attempt produces unique values to test your formula knowledge.

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Light travels from an unknown plastic into water ($n_2 = 1.4300000000000002$). If the angle of incidence in the plastic is 25° and the angle of refraction in the water is 45°, what is the refractive index of the plastic?

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