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प्रश्न
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उत्तर
Difference between a ray of light and a beam of light.
| Rav of light | Beam of light |
| 1. Ray of light is the path along which the light travels | Many rays of light form a beam of light |
| 2. A ray of light can be emitted from any source in any direction | A beam of light can be emitted from a Laser source |
| 3. A ray of light contains only one photon | A beam of light contains multiple photons |
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संबंधित प्रश्न
Fill in the blank
A plane mirror _________ reflects 100 percent light falling on it.
How is the position of image formed by a plane mirror related to the position of the object ?
The perpendicular to the mirror at the point of incidence is called ______.
Why are infinite images not seen when two plane mirrors are facing each other?
Reflection occurs , when the light
Which of the following ray diagrams is correct for the ray of light incident on a lens shown in figure?
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 |
| A | B |
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| C | D |
Which position of the object will produce a magnified virtual image, if a concave mirror of focal length 15 cm is being used?
Which material is transparent?
A point source of light S is placed in front of two large mirrors as shown. Which of the following observers will see only one image of S?
