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प्रश्न
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?
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उत्तर
REAL IMAGE. “When rays of light after reflection or refraction actually meet at some other point” the image is real. Concave mirror.
Except between pole and focus, the image formed is REAL
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संबंधित प्रश्न
Rays of light incident parallel to the principal axis pass through the focus after reflection from a concave mirror.
What is mirage? Give a reason for its formation?
Name the mirror which forms an erect, virtual and enlarged image of an object. What is the position of object relative to the mirror?
You can see your image in polished floors, but not in wooden table because ______.
Say TRUE or FALSE
The image of right hand in a plane mirror looks like a left hand
Say TRUE or FALSE
The image formed in a pinhole camera is always the same size as the object
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______
Draw a diagram of a pin hole camera showing the rays of light passing between the Object and its image
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 |
Magnification for the ______ image is always ______.
