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प्रश्न
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उत्तर
The colour band obtained on a screen on passing white light through a prism is called teh spectrum.
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संबंधित प्रश्न
State the cause of dispersion of white light
As light rays pass from air into a glass prism, are they refracted towards or away from the normal?
Which is refracted most by a prism : red light or violet light? Explain why?
If a monochromatic beam of light undergoes minimum deviation through an equiangular prism, how does the beam pass through the prism, with respect to its base?
If white light is used in same way what change is expected in the emergent beam?
Write the range of wavelength of the infrared spectrum.
Draw a neat and labelled diagram for dispersion of light.
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
Why do we see a rainbow in the sky only after rainfall?
What is Newton’s disc?
