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A light ray hits a surface at an angle of 13o. The material on the other side of the surface has an index of refraction of 1.07 and the light is making an angle of 12.25o with the surface when it exits on this side. What is the index of refraction on the incident side of the interface?
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A light ray hits a surface at an angle of 21o. The material on the other side of the surface has an index of refraction of 1.14 and the light is making an angle of 43.25o with the surface when it exits on this side. What is the index of refraction on the incident side of the interface?
A light ray hits a surface at an angle of 33o. The material on the other side of the surface has an index of refraction of 1.63 and the light is making an angle of 41.67o with the surface when it exits on this side. What is the index of refraction on the incident side of the interface?
A light ray hits a surface at an angle of 48o. The material on the other side of the surface has an index of refraction of 1.75 and the light is making an angle of 38.93o with the surface when it exits on this side. What is the index of refraction on the incident side of the interface?
A light ray hits a surface at an angle of 90o. The material on the other side of the surface has an index of refraction of 1.22 and the light is making an angle of 89.99o with the surface when it exits on this side. What is the index of refraction on the incident side of the interface?
A light ray hits a surface at an angle of 81o. The material on the other side of the surface has an index of refraction of 1.47 and the light is making an angle of 49.39o with the surface when it exits on this side. What is the index of refraction on the incident side of the interface?
