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प्रश्न
Say TRUE or FALSE
The image formed in a pinhole camera is always inverted
विकल्प
True
False
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उत्तर
The image formed in a pinhole camera is always inverted- True
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संबंधित प्रश्न
A ray of light travels from a rarer medium to a denser medium. How will it bend?
What is a prism?
Give two characteristics of the virtual image formed by a convex lens.
State the changes in the position, size and nature of the image when the object is brought from infinity up to a concave lens. Illustrate your answer by drawing ray diagrams.
Say TRUE or FALSE
The image formed in a plane mirror is upside down
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______
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Match the following:
| 1. | Real image | a. | Diffuse reflection |
| 2. | Virtual image | b. | An optical device which produces reflection |
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| 4. | A type of light scattering | d. | Can be taken on screen |
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