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Physics (AS & A Level) · May / June 2022 · Paper 11 · Question 21

9702Progressive waves

The graph shows the variation with time of the displacement of a particle as a progressive wave passes. What are the frequency and the amplitude of the wave?

  1. Afrequency / MHz: 100, amplitude / mm: 5
  2. Bfrequency / MHz: 200, amplitude / mm: 5
  3. Cfrequency / MHz: 100, amplitude / mm: 10
  4. Dfrequency / MHz: 200, amplitude / mm: 10

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Correct answer: A. frequency / MHz: 100, amplitude / mm: 5

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