Find the index of refraction of the substance


A laser beam is traveling through an unknown substance. When it encounters a boundary with air, the angle of reflection is 27.6° and the angle of refraction is 46.0°.

(a) What is the index of refraction of the substance?


(b) What is the speed of light in the substance?

(c) At what minimum angle of incidence would the light be totally internally reflected?

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Physics: Find the index of refraction of the substance
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