An oil film floats on a water surface.The indices of refraction for water and oil,respectively,are 1.333 and 1.466.If a ray of light is incident on the air-to-oil surface at an angle of 41.9° with the normal,what is the incident angle at the oil-to-water surface?
A)30.1°
B)27.1°
C)37.4°
D)41.9°
E)33.5°

Question

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The Answer of An oil film floats on a water surface.The indices of refraction for water and oil,respectively,are 1.333 and 1.466.If a ray of light is incident on the air-to-oil surface at an angle of 41.9° with the normal,what is the incident angle at the oil-to-water surface?
A)30.1°
B)27.1°
C)37.4°
D)41.9°
E)33.5°

An Oil Film Floats on a Water Surface