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The minimum deviation produced by a holl...

The minimum deviation produced by a hollow prism filled with a certain liquid is found to be `30^(@)`. The light ray is also found to be refracted at angle of `30^(@)`. The refractive index of the liquid is

A

`sqrt(2)`

B

`sqrt(3)`

C

`sqrt(3/2)`

D

`3/2`

Text Solution

Verified by Experts

The correct Answer is:
A
a=2r, `mu=(sin((A+D_(m))/2))/(sin(A/2))`
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