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5.5 Pressure and pressure differences in fluids

5.5 Pressure and pressure differences in fluids

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Question 5

In a hydraulic braking system of a car, pressing the brake pedal applies a force of 45 N45\text{ N}45 N to a piston. The pressure in the brake fluid is 150 000 Pa150\,000\text{ Pa}150000 Pa.

Calculate the surface area of the piston. Give your answer in standard form and include the appropriate unit.

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5.5 Pressure and pressure differences in fluids Questions

  1. GCSE
  2. /Physics
  3. /5.5 Pressure and pressure differences in fluids

18 exam-style questions on AQA GCSE Physics 5.5 Pressure and pressure differences in fluids, covering 5.5.1 Pressure in a fluid and 5.5.2 Atmospheric pressure. Each one has a worked solution and a mark scheme showing where the marks go.

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