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15.2 Pressure in fluids

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Question 25
F

A box exerts a pressure of 2400 Pa on the ground. A second box is placed on top so that the total force on the ground increases by 50%. A board is then used to double the contact area with the ground. The weight of the board is negligible. What is the new pressure on the ground?

[1]
A

1800 Pa1800\ \mathrm{Pa}1800 Pa

B

1200 Pa1200\ \mathrm{Pa}1200 Pa

C

3600 Pa3600\ \mathrm{Pa}3600 Pa

D

7200 Pa7200\ \mathrm{Pa}7200 Pa

Markscheme

15.2 Pressure in fluids Questions

  1. GCSE
  2. /Physics
  3. /15.2 Pressure in fluids

132 exam-style questions on Edexcel GCSE Physics 15.2 Pressure in fluids, covering 15.2.1 Atmospheric pressure and height, 15.2.2 Pressure in fluids, 15.2.3 Pressure, force and area, 15.2.4 Pressure and depth, 15.2.5 Pressure in liquids: depth and density, 15.2.6 Upthrust, and 15.2.7 Floating and sinking. Each one has a worked solution and a mark scheme showing where the marks go.

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