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Question 13

A research vessel on a lake produces a pulse of sound. The echo of the pulse from the lake bed is received back at the vessel after 0.50 s. The depth of the lake under the vessel is 360 m. From this information, what is the speed of sound in the lake water?

A

180 m/s180\text{ m/s}180 m/s

B

720 m/s720\text{ m/s}720 m/s

C

1440 m/s1440\text{ m/s}1440 m/s

D

2880 m/s2880\text{ m/s}2880 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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