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Physics (AS & A Level) · Oct / Nov 2018 · Paper 11 · Question 27

9702Diffraction

What is an example of the diffraction of a wave?

  1. Alaser light travelling along an optic fibre
  2. Blight waves forming images on a cinema screen
  3. Cmicrowaves passing the edge of a metal plate
  4. Dsound waves diverging as they pass through air

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Correct answer: C. microwaves passing the edge of a metal plate

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