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Physics · May / June 2024 · Paper 12 · Question 25

5054Dispersion of light

The colour of visible light is related to the wavelength of the light. Which list of colours is in order of increasing wavelength?

  1. Ablue → green → yellow → red
  2. Bblue → green → red → yellow
  3. Cgreen → red → yellow → blue
  4. Dred → yellow → green → blue

As printed in the paper

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Correct answer: A. blue → green → yellow → red

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