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4.3 Sound, ultrasound and infrasound

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Question 15

The speed of sound in air is 330 m/s.

The speed of sound in steel is 5940 m/s.

Calculate the ratio of the speed of sound in air to the speed of sound in steel. Give your answer in its simplest whole-number ratio form.

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Markscheme

4.3 Sound, ultrasound and infrasound Questions

  1. GCSE
  2. /Physics
  3. /4.3 Sound, ultrasound and infrasound

35 exam-style questions on Edexcel GCSE Physics 4.3 Sound, ultrasound and infrasound, covering 4.3.1 Sound waves, vibrations and the human ear, 4.3.2 Ultrasound and infrasound, 4.3.3 Uses of ultrasound and infrasound, and 4.3.4 Sound waves passing between media. Each one has a worked solution and a mark scheme showing where the marks go.

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