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Ray Optics: Refraction

Q- A ray of sunlight hits the ice on a frozen lake at a 560 angle of incident.

(a) At what angle does the refracted ray penetrate the water beneath the ice?

(b) What is the speed of light for the refracted beam in the water?   

(Refractive index: Ice 1.039, Water 1.333) 

Solution:

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