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प्रश्न
Which colour of light has the shorter wavelength − red or violet?
उत्तर
Violet light has the shortest wavelength in the spectrum of colours.
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संबंधित प्रश्न
Why does sun appear red at sunrise and sunset?
What did Newton demonstrate by his experiments with the prism?
Which colour of the spectrum has
shortest wavelength?
State whether the following statements are true or false:
The scattering away of blue light makes the sun appear red at sunset.
Draw a neat and labelled diagram of the experimental set up for observing the scattering of light in a colloidal solution of sulphur to show how the sky appears blue, and the sun appears red at sunrise and sunset.
Sunset is red because at that time the light coming from the sun has to travel:
(a) lesser thickness of earth's atmosphere
(b) greater thickness of earth's atmosphere
(c) varying thickness of earth's atmosphere
(d) along the horizon
What characteristic property of light is responsible for the blue colour of the sky?
The colour of sky, in direction other than of the sun, is blue. Explain.
In white light of sun, maximum scattering by the air molecular present in the earth’s atmosphere is for ______.
To an astronaut in a space-ship, the earth appears ______.
