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Question 31

A research vessel sends an ultrasound pulse to the seabed to measure the depth of the ocean.

The speed of ultrasound waves in seawater is 1500 m/s.

The pulse takes 3.2 s to travel to the seabed and back to the vessel.

What is the depth of the ocean?

A

4800 m4800\text{ m}4800 m

B

2400 m2400\text{ m}2400 m

C

1200 m1200\text{ m}1200 m

D

750 m750\text{ m}750 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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