Homework Help: physics

Posted by sam on Wednesday, February 25, 2009 at 6:01pm.

A beam of light is incident on a flat piece of polystyrene at an angle of 55 degrees relative to a surface normal. What angle does the refracted ray make with the plane of surface?

thank you

physics - bobpursley, Wednesday, February 25, 2009 at 6:09pm
Use Snell's law.

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