old exam question, refraction.

0 pts ended
A ray of light is incident on the mid-point of a glass prismsurface at an angle of 25 degrees with the normal. For the glass,n=1.55 and the prism apex angle is 30 degrees. What is the angle ofrefraction as the ray enters the air on the far side of theprism?


The answer is a, I just don't know how to set this up and get 22.3degrees.

Answers (1)


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