Advertisements
Advertisements
Question
When sunlight enters the earth’s atmosphere, state which colour of light is scattered
- the most and
- which the least.
Advertisements
Solution
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.
APPEARS IN
RELATED QUESTIONS
Name a natural phenomenon which is caused by the dispersion of sunlight in the sky.
Which colour of light has the shorter wavelength − red or violet?
Name the phenomenon due to which the stars seem higher in the sky than they actually are.
Which of the two is scattered more easily, light of shorter wavelengths or light of longer wavelengths?
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
What characteristic property of light is responsible for the blue colour of the sky?
What is the colour of the clear sky during day time? Give reason for it.
In the atmosphere which colour of light gets scattered the least?
Twinkling of stars is due to atmospheric
