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प्रश्न
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उत्तर
संबंधित प्रश्न
Define the term dispersion of white light.
Draw a diagram to show the refraction of light through a glass prism. On this diagram, mark
(i) incident ray
(ii) emergent ray, and
(iii) angle of deviation.
What is a rainbow?
The property of splitting of white light into its seven constituent colours is known as
The frequency range of visible light is from 3.75 × 1014 Hz to 7.5 × 1014 Hz. Calculate its wavelength range. Take speed of light = 3 × 108 m/s.
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?
State two uses of ultraviolet radiation.
Distinguish between an impure spectrum and a pure spectrum.
Match the Columns:
| Column ‘A’ | Column ‘B’ |
| The wavelength of red light | (a) 600 nm |
| (b) 700 nm | |
| (c) 500 nm |
Draw a neat and labelled diagram for dispersion of light.
