Physics 9702 · AS & A Level · Progressive waves

Progressive waves — practice question

What approximate value would you give for the speed of sound in air?

  • A$30\,\text{m s}^{-1}$
  • B$300\,\text{m s}^{-1}$
  • C$30\,000\,\text{m s}^{-1}$
  • D$300\,000\,000\,\text{m s}^{-1}$

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