A ray of light travelling from glass into ethyl alcohol is incident at the boundary at an angle of incidence 30°. Calculate the angle of refraction. [Refractive index of glass =1.5; refractive index of ethyl alcohol = 1.36]

By: |Published on: Mar 24|Categories: Physics WAEC| 0 comments

A. 27°
B. 33.5°
C. 51.7°
D. 72.8°

Correct Answer:

Option C = 51.7°

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