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An under water swimmer is at a depth of ...

An under water swimmer is at a depth of 12 m below the surface of water. A bird is at a height of 18 m from the surface of water, directly above his eyes. For the swimmer the bird appears to be at a distance from the surface of water equal to (Refractive Index of water is 4/3)

A

24 m

B

12 m

C

18

D

9

Text Solution

Verified by Experts

The correct Answer is:
A
`d_("approx") = 18 xx 4//3 = 24`m.
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