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प्रश्न
A concave mirror forms a virtual image for an object placed ...............................
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उत्तर
A concave mirror forms a virtual image for an object placed between pole and focus.
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संबंधित प्रश्न
Describe an experiment to show that a light ray bends when it passes from one transparent medium into another transparent medium.
A ray of light falls normally on a glass slab. What is the angle of incidence?
The diagram in figure shows a ray of light AO falling on a rectangular glass slab PQRS. Complete the diagram till the ray of light emerges out of the slab. Label on the diagram the incident ray, the refracted ray and the emergent ray.
Give two characteristics of the virtual image formed by a convex lens.
Say TRUE or FALSE
The image of right hand in a plane mirror looks like a left hand
Figure shows a pencil placed above a mirror
- Draw its image formed by the mirror
- Show how light rays from the object are reflected at the mirror to form the image for the eye.
A boy of height 1m 45 cm is standing in front of a long mirror at a distance of 2 m. From this information, fill up the following sentences:
- The distance between the boy and his image is ______
- The height of the image is______
- When the boy moves 1m forward, the distance between her and her image is______
We can create enlarged, virtual images with ______.
Match the following:
| 1. | Real image | a. | Diffuse reflection |
| 2. | Virtual image | b. | An optical device which produces reflection |
| 3. | Mirror | c. | Cannot be taken on screen |
| 4. | A type of light scattering | d. | Can be taken on screen |
Describe the nature of images formed by plane mirrors.
