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Question 204

A ship sends an ultrasound pulse to the seabed to measure the depth of the sea. The speed of ultrasound waves in sea water is 1500 m/s. The pulse takes 3.8 seconds3.8\text{ seconds}3.8 seconds to travel to the seabed and back to the ship. What is the depth of the sea?

A

750 m750\text{ m}750 m

B

2850 m2850\text{ m}2850 m

C

5700 m5700\text{ m}5700 m

D

11400 m11400\text{ m}11400 m

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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