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OpenStudy (anonymous):

A ray of light traveling through air is incident on an unknown medium. If the incident angle is 72.7o and the angle of refraction is 50o, what is the index of refraction of the unknown medium?

OpenStudy (anonymous):

When a light travels from one air to another medium,then the index of refraction is given by index of refraction=sin(incident angle) / sin(refracting angle)

OpenStudy (anonymous):

thanks!

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