Snell
Practice Problems



   
1
A beam of light in air moves into flint glass at an angle of incidence of degrees. Find the angle of refraction to the nearest tenth of a degree.

2
Light moves into air from water at an angle of incidence of degrees. Find the angle of refraction to the nearest degree.

3
Light in air hits an unknown substance at an angle of incidence of 45 degrees. The angle of refraction is measured to be degrees. Find the index of refraction of that substance.

4
What is the speed of light in lucite?


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