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प्रश्न
Name the mirror which always forms an erect and virtual image. What is the size of the image as compared to that of the object?
उत्तर
It is CONVEX MIRROR. The size of the image is smaller than the size of the object, but when the object is at infinity the size of image is POINT size.
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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.
Name the mirror which forms an erect, virtual and enlarged image of an object. What is the position of object relative to the mirror?
What is a real image? Name the mirror which can be used to obtain the real image of an object. What should be the position of the object relative to the mirror?
State the changes in the position, size and nature of the image when the object is brought from infinity up to the convex lens. Illustrate your answer by drawing ray diagrams.
Say TRUE or FALSE
The image formed in a plane mirror is upside down
Say TRUE or FALSE
A plane mirror is opaque
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.
The image which can be obtained on a screen is called ______.
A virtual image is ______.
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 |
