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प्रश्न
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उत्तर
Difference between convergent and a divergent beam of light.
| Convergent beam | Divergent beam |
| 1. Rays of light converge to a point as the beam progresses | Rays of light diverge from each other as the beam progresses |
| 2. The rays concentrate at a point | The rays emerging from a point source |
| 3. A parallel beam of light converges on passing through a convex lens | A parallel beam of light diverges on passing through a concave lens |
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संबंधित प्रश्न
Explain the differences between regular and irregular reflection light.
Explain the following term:
Angle of incidence. Draw diagram/diagrams to show them.
Differentiate between the reflection of light from a plane mirror and that from a plane sheet of paper.
An object is placed 2 cm from a plane mirror. If the object is moved by 1 cm towards the mirror, what will be the distance between the object and its new image?
Copy the figure. By taking two rays from point A, show the formation of image. State four characteristics of the image.
Say TRUE or FALSE
We see a book because it reflects the light that falls on its surface
Which of the following ray diagrams is correct for the ray of light incident on a lens shown in figure?
 |
 |
| A | B |
 |
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| C | D |
Play with a mirror
Write your name with a sketch pen on a thin sheet of paper, polythene or glass. Read your name on the sheet while standing in front of a plane mirror. Now look at your image in the mirror.
