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

`36/sqrt5`

`36sqrt5`

`36/sqrt7`

`36sqrt7`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

NTA NEET TEST 101
NTA MOCK TESTS|Exercise PHYSICS|45 Videos
NTA NEET TEST 103
NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

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 diver looking up through the water sees the outside world contained in a circular horizon. The refractive index of water is (4)/(3) , and the diver's eyes are 15 cm below the surface of 3 water. Then the radius of the circle is:

A fist looking from within water sees the outside world through a circular horizon. If the fish sqrt(7) cm below the surface of water, what will be the radius of the circular horizon

The force required to take away a flat circular plate of radius 4 cm from the surface of water is

In a pond of water, a flame is held 2 m above the surface of the water. A fish is at depth of 4 m from the water surface. Refractive index of water is (4)/(3) . The apparent height of the flame from the eyes of fish is -

A fish lies at the bottom of a 4 m deep water lake. A bird flies 6m above the water surface and refractive index of water is 4//3 . Then the distance between

NTA MOCK TESTS-NTA NEET TEST 102-PHYSICS

A simple spring has length l and force constant K. It is cut into two ...
Text Solution
|
A mass is suspended from a vertica spring which is executing SHM of fr...
Text Solution
|
Ultraviolet light of wavelength 300nn and intensity 1.0Wm^-2 falls on ...
Text Solution
|
when a monochromatic point source of light is at a distance 0.2 m from...
Text Solution
|
The cylindrical tube of a spray pump has a cross-section of 8 cm^2, on...
Text Solution
|
A big water drop is formed by the combination of 'n' small water dr...
Text Solution
|
A fish looking up through the water sees the outside world contained i...
Text Solution
|
Two identical thin planoconvex glass lenses (refractive index 1.5) eac...
Text Solution
|
A smooth uniform rod of length L and mass M has two identical beads of...
Text Solution
|
A disc of mass M and radius R has a spring of constant k attached to i...
Text Solution
|
p-type semiconductor is
Text Solution
|
For the expression P = X + XY , how many gates are required for its im...
Text Solution
|
One mole of ideal gas goes through processP = (2V^2)/(1+V^2). Then ch...
Text Solution
|
If the error in measuring the radius of the sphere is 2% and that in m...
Text Solution
|
In the experiment of diffraction at a single slit, if the slit width i...
Text Solution
|
Two polaroids are kept crossed to each other . If one of them is rotat...
Text Solution
|
The ratio of speed of sound in neon to that in water vapours at any te...
Text Solution
|
Find beat frequency if the motion of two particles is given by y1=0....
Text Solution
|
A particle moves from position r1=(3hati+2hatj-6hatk) m to position r...
Text Solution
|
A particle of mass 0.1 kg is subjected to a force which varies with di...
Text Solution
|