Home
Class 12
PHYSICS
A cylindrical glass rod of raidus 0.1 m ...

A cylindrical glass rod of raidus 0.1 m and `Risqrt(3)` lies on a horizontal plane mirror. A horizontal ray of light goind perpendicular to the axis of rod is incident on it

As what height from plane mirror should the ray be incident so that it emerges from the rod at a height 0.1 m above the mirror.

A

21.5 cm

B

31.5 cm

C

11.5 cn

D

41.5 cm

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE II LEVEL -II (ADVANCED) MATRIX MATCHING TYPE QUESTIONS)|1 Videos

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE II LEVEL -II (ADVANCED) INTEGER TYPE QUESTIONS)|5 Videos

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE II LEVEL -II (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS)|2 Videos

  • ELEMENTS OF VECTORS

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|10 Videos

  • LAWS OF MOTION

    AAKASH SERIES|Exercise PRACTICE EXERCISE|106 Videos

Similar Questions

Explore conceptually related problems

A cylinderical glass rod of radius 0.1 m and refractive index sqrt3 lies on a horizontal plane mirror. A horizontal ray of light moving perpendicular to the axis of the rod is incident on it. At what height from the mirror should the ray be incident so that it leaves the rod at a height of 0.1 m above the plane mirror? At what centre to centre distance a second similar rod, parallel to the first, be placed on the mirror, such that the emergent ray from the second rod is in line with the incident ray on the first rod?

A light ray is incident normally on a plane mirror. What is the angle of incidence?

Rays of light are incident on a plane mirror at 40^@ . At what angle with the first should a second mirror be placed such that the rays emerge from the second mirror parallel to the first mirror.

One end of a horizontal cylindrical glass rod (mu=1.5) of radius 5.0 cm is rounded in the shape of a hemisphere. An object 0.5 mm high is placed perpendicular to the axis of the rod at a difference of 20.0 cm from the rounded edge. Locate the image of the object and find its height.

A light ray is incident normally on a plane mirror. What is its angle of incidence?

A ray of light falls normally on a plane mirror. What is the angle of incidence ?

A uniform rod of mass M and length a lies on a smooth horizontal plane. A particle of mass m moving at a speed v perpendicular to the length of the rod strikes it at a distance a/4 from the centre and stops after the collision. Find a. the velocity of the cente of the rod and b. the angular velocity of the rod abut its centre just after the collision.

Unpolarized light is incident on a plane glass surface. What should be the angle of incidence so that the reflected and refracted rays are perpendicular to eachother ?

A right-angled prism of apex angle 4^(@) and refractive index 1.5 is located in front of a vertical plane mirror as shown in figure. A horizontal ray of light is falling on the prism. Find the total deviation produced in the light ray as it emerges 2nd time from the prism.

The angle between the incident ray and the ray reflected from the plane mirror is 70^@ . The angle of incidence will be: