Home
Class 12
PHYSICS
An object O is placed at a height h = 12...

An object O is placed at a height h = 12 cm above water `(mu=4/3)` surface in a beaker . The lower surface of the beaker is polished , as shown in the figure . The location of final image will be

A

10 cm below water surface

B

10 cm above water surface

C

30 cm below water surface

D

30 cm above water surface

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A point is placed in front of thick plane mirror as shown in figure. Find the location of final image w.r.t. object.

A glass hemisphere of radius R and of material having refractive index 1.5 is silvered on its flat face as shown in figure., A small object of height h is located at a distance 2R from the surface of hemisphere as shown in the figure. The final image will form.

A transparent solid sphere of radius 2 cm and density rho floats in a transparent liquid of density 2rho kept in a beaker. The bottom of the beaker is spherical in shape with radius of curvature 8 cm and is silvered to make it concave mirror as shown in the figure. When an object is placed at a distance of 10 cm directly above the centre of the sphere C, its final image coincides with it. Find h (as shown in the figure ), the height of the liquid surface in the beaker from the apex of the bottom. Consider the paraxial rays only. The refractive index of the sphere is 3//2 and that of the liquid is 4//3.

A uniform capillary tube of inner radius r is dipped vertically into a beaker filled with water. The water rises to a height h in the capillary tube above the water surface in the beaker. The surface tension of water is sigma . The angle of contact between water and the wall of the capillary tube is theta . Ignore the mass of water in the meniscus. Which of the following statements is (are) true?

A point source is placed at a depth h below the surface of water (refractive index = mu ). The medium above the surface area of water is air from water.

A bird is flying over a swimming pool at a height of 2m from the water surface. If the bottom is perfectly plane reflecting surface and depth of swimming pool is 1m, then the distance of final image of bird from the bird itself is mu_w=4//3

Find the position of final image of an object O as shown in figure.

A point object O is placed at a distance of 20 cm is front of a equiconvex lens (.^(a)mu_(g) = 1.5) of focal length 10 cm. The lens is placed on a liquid of refractive index 2 as shown in figure. Image will be formed at a distance h from lens the value of h is

An object is placed at 24 cm distant from a surface of a lake. If water has refractive index of 4//3 , then at what distance from the lake surface, a fish will get sight of an object.

A concave mirror of radius of curvature h is placed at the bottom of a tank containing a liquid of refractive index mu upto a depth d. An object P is placed at height h above the bottom of the miror. Outside the liquid, an observer O views the object and its image in the mirror. The apparent distance between these two will be