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प्रश्न
What conclusion do you draw about the nature of white light in part (b)?
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उत्तर
We conclude that white light is polychromatic.
संबंधित प्रश्न
Draw a ray diagram to show the dispersion of white light.
What acts as tiny prisms in the formation of a rainbow?
Out of air and glass, which is optically rarer? Give reason.
Explain briefly, with the help of a neat labelled diagram, how white light gets dispersed by a prism. On which surface of a prism, there is both dispersion and deviation of light, and on which surface of the prism, there is only deviation of light ?
What do you understand by spectrum? Name the seven prominent colours in order, as obtained in the spectrum of white light.
Distinguish between an impure spectrum and a pure spectrum.
Sunlight entering through a narrow aperture falls on a prism. Draw a neat labelled ray diagram to show the formation of the spectrum on a screen. Name the colour obtained nearer the base of the prism.
The process of separation of light into its component colours while passing through a medium is called _______.
The splitting of white light in to seven colors is called ______.
A ray of light is incident at 45° on an equilateral prism in the diagram below.
- Name the phenomenon exhibited by the ray of light when it enters and emerges out of the prism.
- State the cause of the above phenomenon mentioned by you.
