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Physics (AS & A Level) · Oct / Nov 2022 · Paper 12 · Question 23

9702Transverse and longitudinal waves

Which statement about progressive transverse and longitudinal waves is correct?

  1. AParticles in a transverse wave have fixed equilibrium positions but those in longitudinal waves do not.
  2. BTransverse waves can be polarised but longitudinal waves cannot.
  3. CTransverse waves transfer energy but longitudinal waves do not.
  4. DTwo-source interference can be demonstrated with transverse waves but not with longitudinal waves.

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Correct answer: B. Transverse waves can be polarised but longitudinal waves cannot.

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