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Question

What happens when light ray passes through a glass slab?

A
Light ray first bends towards normal then away from normal
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B
Light ray first bends away from normal then towards normal
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C
Light ray bends towards normal at both the surfaces
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D
Light ray bends away from normal at both surfaces
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Solution

The correct option is A Light ray first bends towards normal then away from normal
When a light ray passes from rarer to denser medium then light ray bends towards normal and when a light ray passes from denser medium to rarer medium then it bends away from normal.

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