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प्रश्न
What happens when a beam of sunlight enters a dusty room through a window? Explain your answer.
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उत्तर
A beam of sunlight becomes visible when it enters a dusty room through a window. This is because the dust particles present in the air in the room scatter the light all around the room. This scattered light enters our eyes, enabling us to see the beam of sunlight.
संबंधित प्रश्न
With the help of a labelled diagram, explain why the sun appears reddish at the sun-rise and the sun-set.
What information do we get about sunlight from the formation of a rainbow?
What is the colour of the sunlight scattered by the air molecules in the atmosphere?
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.
What characteristic property of light is responsible for the blue colour of the sky?
Using the phenomenon of scattering of light, explain why there is a difference in the colour of the sun as it appears during sunrise and at noon.
At noon the sun appears white as:
The clear sky appears blue because:
What is the difference in colours of the Sun observed during sunrise/sunset and noon? Give explanation for each.
How can we explain the reddish appearance of sun at sunrise or sunset? Why does it not appear red at noon?
