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Physics · May / June 2019 · Paper 11 · Question 26

5054Dispersion of light

The following lists show colours of the spectrum. Which list shows these colours in order of increasing frequency?

  1. Ablue, violet, red, orange, yellow, green
  2. Bgreen, blue, violet, red, orange, yellow
  3. Cred, orange, violet, yellow, green, blue
  4. Dred, orange, yellow, green, blue, violet

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Correct answer: D. red, orange, yellow, green, blue, violet

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