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प्रश्न
Which of the following statements is correct regarding the propagation of light of different colours of white light in air?
विकल्प
Red light moves fastest
Blue light moves faster than green light
All the colours of the white light move with the same speed
Yellow light moves with the mean speed as that of the red and the violet light
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उत्तर
All the colours of the white light move with the same speed
संबंधित प्रश्न
What do you understand by the term Scattering of light?
How does the intensity of scattered light depend on the wavelength of incident light? State conditions when this dependence holds.
Various shades of colour are seen in the sky at sunrise and sunset due to ______.
Give reasons:
Space beyond the earth's atmosphere appears dark.
Give some examples of scattering of light that we come across in day-to-day life.
Answer the following question in your own words:
Will the laser beam be seen if it passes through a glass box which contains a lighted incense stick?
Why does the sky appear in blue colour?
When light enters the atmosphere it strikes extremely fine particles, which deflect the rays of light in all possible directions, This is due to ______.
When a beam of white light passes through a region having very fine dust particles, the colour of light mainly scattered in that region is ______.
Name the phenomenon of light responsible for Tyndall effect. Write an event where this phenomenon can be observed.
