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Physics (AS & A Level) · Oct / Nov 2023 · Paper 12 · Question 27

9702Diffraction

A teacher is explaining diffraction to a group of students. Which piece of apparatus is most appropriate for the teacher to use to demonstrate diffraction?

  1. Aa long spring
  2. Ba ripple tank
  3. Ca rope
  4. Da stretched string

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Correct answer: B. a ripple tank

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