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प्रश्न
When sunlight enters the earth’s atmosphere, state which colour of light is scattered
- the most and
- which the least.
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उत्तर
Violet colour is scattered the most and red the least, as the intensity of scattered light is found to be inversely proportional to the fourth power of the wavelength of light.
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संबंधित प्रश्न
Give the meaning of the term VIBGYOR. With which phenomenon is it connected?
Which colour of the spectrum has
longest wavelength,
Name some everyday objects:
which absorb all the colours in sunlight
Why are the 'danger signal' lights red in colour?
The sky appears blue because some of the blue component of sunlight is scattered by:
(a) gas molecules present in air
(b) dust particles present in air
(c) water droplets suspended in air
(d) soot particles present in air
The danger signal is red. Why?
How would the sky appear when seen from the space (or moon)? Give reason for your answer.
Draw a labelled diagram to show (i) reddish appearance of the sun at the sunrise or the sunset and (ii) white appearance of the sun at noon when it is overhead.
In the atmosphere which colour of light gets scattered the least?
The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light ____________.
