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Question 13

A deep-sea robotic probe descends to the bottom of an ocean trench. The trench is 4.2 km deep and the density of the seawater is 1025 kg/m3.

What is the water pressure acting on the probe at the bottom of the trench?

Gravitational field strength = 10 N/kg

A

43.05 kPa43.05\text{ kPa}43.05 kPa

B

4.305 MPa4.305\text{ MPa}4.305 MPa

C

43.05 MPa43.05\text{ MPa}43.05 MPa

D

430.5 MPa430.5\text{ MPa}430.5 MPa

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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