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प्रश्न
The light ray gets _______ when it falls on any polished surface.
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उत्तर
The light ray gets reflected when it falls on any polished surface.
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संबंधित प्रश्न
With the help of diagrams, explain the difference between the regular and irregular reflection.
Differentiate between the reflection of light from a plane mirror and that from a plane sheet of paper.
An object 3 cm high produces a real image 4.5 cm high when placed at a distance of 20 cm from a concave mirror. Calculate:
- the position of image
- focal length of the concave mirror.
Copy the figure and complete it, by drawing two rays to show the formation of the image of the object AB. State the size, position and nature of image formed.
The reflection of a ray of light (OA) normally incident on a plane mirror is shown below
What are the angles of incidence and reflection?
Find the odd one.
sun, candle, torch, pen
Find the odd one.
glass bottle, exam pad, paper plate, wooden board
Define reflection.
______ through which light cannot pass.
Match the following:
| 1. | Rubber | a. | Erect |
| 2. | Greased paper | b. | Inverted |
| 3. | Real image | c. | Opaque medium |
| 4. | Virtual image | d. | Translucent medium |
