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Physics (AS & A Level) · Oct / Nov 2018 · Paper 11 · Question 26

9702Stationary waves

What may be used to produce stationary waves?

  1. Ablowing air over the top of an empty bottle
  2. Bmaking a loud sound near a mountain
  3. Cpassing monochromatic light through a double slit
  4. Dpassing water waves through a narrow slit

As printed in the paper

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Correct answer: A. blowing air over the top of an empty bottle

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