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Refraction through a Rectangular Glass Slab

The angle of ...

Question

The angle of incidence in a glass slab is ______ the angle of emergence.

A

Equal to

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B

Smaller than

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C

Greater than

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D

Dependent on

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Solution

The correct option is A Equal to
The angle of incidence is always equal to the angle of emergence in a glass slab ( $i = e$ ).

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