Question

$What \: \: is \: \: Refraction????$
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Answer 1

Answer:

If a light rays fall to a surface, If the Light get diffused and and spread out after Passing through an object. This is what the meaning of refraction. The refraction happen when light falls on water

Answer 2

Answer:

Refraction is the change in direction of a wave passing from one mediumto another or from a gradual change in the medium.

Hope it helpss u

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