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प्रश्न
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उत्तर
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संबंधित प्रश्न
Describe an activity to show that colours of white light splitted by a glass prism can be recombined to get white light by another identical glass prism. Also draw ray diagram to show the recombination of the spectrum of white light.
In the formation of spectrum of white light by a prism:
which colour is deviated most?
Name the process which is involved in the formation of a rainbow.
When we place a glass prism in the path of a narrow beam of white light a spectrum is obtained. What happens when a second identical prism is placed in an inverted position with respect to the first prism? Draw a labelled ray diagram to illustrate it.
Make the correct choice for each of the following:
Which one of the following Fig correctly shows the path of the ray through the glass block?
Draw a neat and labelled diagram for dispersion of light.
What is dispersion? Explain in detail.
Why do we see a rainbow in the sky only after rainfall?
What is Newton’s disc?
State True or False:
"Wavelength of red light is close to 700 nm.”
