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Time taken by sunlight to pass through a...

Time taken by sunlight to pass through a window of thickness `4 mm` whose refractive index is `(3)/(2),` is

A

`2 xx 10^(-8) s`

B

`2 xx 10^8 s`

C

`2 xx 10^(-11) s`

D

` 2 xx 10^(11) s`

Text Solution

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The correct Answer is:
C
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