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Physics (AS & A Level) · May / June 2026 · Paper 12 · Question 23

9702Progressive waves

The graph shows the displacement of each particle in a transverse wave against distance at one instant in time. The speed of the wave is 1.6 m s⁻¹. What is the frequency of the wave?

  1. A0.050 Hz
  2. B0.080 Hz
  3. C5.0 Hz
  4. D8.0 Hz

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Correct answer: D. 8.0 Hz

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