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Physics (AS & A Level) · Feb / March 2019 · Paper 12 · Question 1

9702Progressive waves

A wave has a frequency of 5 GHz. What is the period of the wave?

  1. A200 ps
  2. B2 ns
  3. C20 ns
  4. D20 000 µs

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Correct answer: A. 200 ps

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