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Question 192

A sonar system on a research vessel produces a pulse of sound in a freshwater lake. The echo of the pulse reflected from the lake bed is received back at the vessel after 2.5 s. The depth of the lake under the vessel is 1850 m. From this information, what is the speed of sound in the lake water?

A

340 m/s340\text{ m/s}340 m/s

B

740 m/s740\text{ m/s}740 m/s

C

1480 m/s1480\text{ m/s}1480 m/s

D

4625 m/s4625\text{ m/s}4625 m/s

Markscheme

Sound Questions

  1. IGCSE
  2. /Physics
  3. /Sound

295 exam-style questions on CIE IGCSE Physics Sound, covering Sound. Each one has a worked solution and a mark scheme showing where the marks go.

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