CBSE BOARD X, asked by monga7900, 7 hours ago

ਉ) ਉੱਚਾ ਅਹੁਦਾ meaning ​

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Answered by lIBrandedkaminill
4

Refraction of light is the phenomenon of change in the path of light in going from one medium to another. • In going from a rarer to a denser medium, the ray of light bends towards normal and in going from a denser to a rarer medium, the ray of light bends away from normal.

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