Question

the speed of light in glass is 2 x 10^8 m/s what will be its refractive index?

2 પૉઇન્ટ

1.5

2

2.5

can not be find out​

Answer 1

Answer:

1.5

Explanation:

refractive index = speed of light in vaccum(or air)/speed of light in medium

n = 3×10^8/2×10^8

n = 3/2

n=1.5

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Answer 2

the. ans is. 2.5. jrmmckfksmkdk dndidkdmdmdkfkmfmg