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4.a. Find the refracted angle of a light ray travels form air (index of refraction 1.00)...

4.a. Find the refracted angle of a light ray travels form air (index of refraction 1.00) into glass (index of refraction 1.55) at a 40 Deg angle.

b. Find the refracted angle of a light ray travels form water (index of refraction 1.33) into air (index of refraction 1.00) at a 30 Deg angle.

c. Find the refracted angle of a light ray travels form oil (index of refraction 1.50) into glass (index of refraction 1.55) at a 30 Deg angle.

d Find the refracted angle of a light ray travels form air (index of refraction 1.00) into water (index of refraction 1.33) at a 25 Deg angle.

e. Find the critical angle of a light ray travels form glass (index of refraction 1.55) into air (index of refraction 1.00).

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