Which from following coloured light has the highest energy?

Which from following coloured light has the highest energy?
  1. Red
  2. Blue
  3. Yellow
  4. Violet

Solution

Shorter the wavelength, larger is the frequency, and higher is the energy. Violet light has the shortest wavelength $(400 \mathrm{~nm})$.

Asked in: MHT CET 2023 (12 May Shift 2)

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