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A fish looking up through the water sees...

A fish looking up through the water sees the outside world contained in a circular horizon. If the refractive index of water is `(4)/(3)` and the fish is 12 cm below the surface, the radius of this circle is cm is

A

`36 sqrt(7)`

B

`(36)/(sqrt(7))`

C

`36 sqrt(5)`

D

`4 sqrt(5)`

Text Solution

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The correct Answer is:
B
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