A-LevelPhysicsOscillations9702/12 · Oct/Nov 2014 · Q231 Mark

When sound travels through air, the air particles vibrate. A graph of displacement against time for a single air particle is shown. [Figure 23.1] Which graph best shows how the kinetic energy of the air particle varies with time?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

A[Diagram option A]

B[Diagram option B]

C[Diagram option C]

D[Diagram option D]

✓ Correct answer

D: [Diagram option D]

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Topic: Oscillations, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2014 Paper 1 Variant 2, question 23.

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