Physics, asked by yani2641, 11 months ago

If the angle of incidence is 40 degrees what is the angle of deviation

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Answered by Anonymous
12

The graph of angle of deviation vs angle of incidence is a U shape. The fact that the angle of deviation is the same for these two rays means that a ray which is incident at 40 degrees to the normal will emerge at 60 degrees to the normal. This allows us to find the refractive index.

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