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प्रश्न
Define the term Principle axis.
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उत्तर
The principal axis is the straight line passing through the pole and the centre of curvature.
संबंधित प्रश्न
How is the position of image formed by a plane mirror related to the position of the object ?
The reflection of light from a wooden surface is _________ reflection.
Explain the following term:
Angle of incidence. Draw diagram/diagrams to show them.
Explain the following term:
Angle of reflection. Draw diagram/diagrams to show them.
Write down four characteristics of image formed in a plane mirror.
How many images will be formed when an object is placed between two parallel plane mirrors with their reflecting surfaces facing each other? Why do more distant images appear fainter?
You are provided a convex mirror, a concave mirror and a plane mirror. How will you distinguish between them, without touching or using any other apparatus?
Does the mirror named by you above give real images for all locations of object?
Match the following:
| 1. | Rubber | a. | Erect |
| 2. | Greased paper | b. | Inverted |
| 3. | Real image | c. | Opaque medium |
| 4. | Virtual image | d. | Translucent medium |
