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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

`36sqrt(7)`

B

`36/sqrt(7)`

C

`36sqrt(5)`

D

`4sqrt(5)`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • A fish looking up through the wave 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 in cm is

    A
    `36sqrt5`
    B
    `4sqrt5`
    C
    `36sqrt7`
    D
    `(36)/(sqry7)`

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

    A
    `36sqrt5`
    B
    `4sqrt5`
    C
    `36sqrt7`
    D
    `36//sqrt7`

  • A fish looking up through the water sees the outside world contained in circular horizon. If the R.I. of water 4/3 and tne fish is 12 cm below the surface, the radius of this circle in cm is-

    A
    `36sqrt(7)`
    B
    `36/sqrt(7)`
    C
    `36sqrt(5)`
    D
    `4sqrt(5)`

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