Which of the following has the lowest frequency?

  1. X - rays
  2. Ultra violet rays
  3. Gamma rays
  4. Visible light

Answer (Detailed Solution Below)

Option 4 : Visible light
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SSC CGL Tier 1 2025 Full Test - 01
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Detailed Solution

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  • Under the electromagnetic spectrum, visible light has the lowest frequency among the given option.
  • The spectrum ranges from radio waves having low frequency till gamma rays, having the highest one.
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