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What Do you mean by prism

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What Do you mean by prism
  • 1 answers

Meghna Thapar 5 years, 10 months ago

  • The prism splits the incident white light into a band of colours called spectrum.
  • The angle between its two lateral faces is called the angle of the prism.
  • The peculiar shape of the prism makes the emergent ray bend at an angle to the direction of the incident ray. This angle is called the angle of deviation.
  • The band of seven colours formed on a white screen, when a beam of light is passed through a glass prism, is called spectrum of white light.
  • The splitting up of white light into seven colours on passing through a transparent medium like a glass prism is called dispersion of light.
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