A fish looking up through the water sees the outside world contained in a circular horizon. If the refractive index of water is \frac{4}{3} and the fish is 12 {\cm} below the surface, the radius of this circle in {\cm} is [AIEEE 2005]

Ray Optics and Optical Instruments Part 1

Section: Physics

Question : 91 of 100

Marks: +1, -0

A fish looking up through the water sees the outside world contained in a circular horizon. If the refractive index of water is ‌

and the fish is 12‌cm below the surface, the radius of this circle in cm is

[AIEEE 2005]

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