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Physics (AS & A Level) · Oct / Nov 2017 · Paper 11 · Question 26

9702Electromagnetic spectrum

What is the order of magnitude of the frequencies of electromagnetic waves in the visible spectrum?

  1. A10^10 Hz
  2. B10^12 Hz
  3. C10^14 Hz
  4. D10^16 Hz

As printed in the paper

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Correct answer: C. 10^14 Hz

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