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Question 18

A submarine in an ocean dives from a depth of 120 m to a depth of 170 m.

What is the change in pressure due to the seawater acting on the submarine?

Useful information:

  • Density of seawater = 1020 kg/m3
  • Gravitational field strength, g=10 N/kgg = 10\text{ N/kg}g=10 N/kg
A

51 Pa51\text{ Pa}51 Pa

B

5100 Pa5100\text{ Pa}5100 Pa

C

510 000 Pa510\,000\text{ Pa}510000 Pa

D

1 734 000 Pa1\,734\,000\text{ Pa}1734000 Pa

Markscheme

Pressure Questions

  1. GCSE
  2. /Physics
  3. /Pressure

33 exam-style questions on OCR GCSE Physics Pressure. Each one has a worked solution and a mark scheme showing where the marks go.

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