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A diver at a depth of 12 m in water(mu=4...

A diver at a depth of 12 m in water`(mu=4/3)` sees the sky at a cone of semivertical ang

A

`cos^(-1)4/3`

B

`sin^(-1) 4/3`

C

`90^(@)`

D

`sin^(-1)3/4`

Text Solution

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The correct Answer is:
D
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