Perspex is a form of transparent plastic. It has a refractive index n = 1.50. A ray of light strikes the flat surface of a Perspex block with an angle of incidence of 40°. What will be the angle of refraction?

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Alex Stuckey asked Feb 2, 2022

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19 votes

Perspex is a form of transparent plastic.

It has a refractive index n = 1.50. A ray of light
strikes the flat surface of a Perspex block with
an angle of incidence of 40°. What will be the
angle of refraction?

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Alex Stuckey asked Feb 2, 2022

by Alex Stuckey

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1 Answer

20 votes

1.50+ 40
=41.5
And the answer is 36.

Tim Stone answered Feb 5, 2022

by Tim Stone

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