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Refractive Index

Speed of ligh...

Question

Speed of light in glass travelling from air :

A

increases

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B

decreases

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C

remains same

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D

cant say

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Solution

The correct option is B decreases
Speed of light $V=velocity of light in vaccumrefractive index of medium$
As the the refractive index of glass is greater than 1 , so speed of light will decrease in glass.

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