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15.2 Pressure in fluids

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Question 45
H

A rigid cuboid is fully immersed in water. Its horizontal top and bottom faces each have an area of 0.015 m2. Total pressure is 112000 Pa at the top face and 115000 Pa at the bottom face. What is the upthrust on the cuboid?

[1]
A

1680 N1680\ \mathrm{N}1680 N

B

45 N45\ \mathrm{N}45 N

C

1725 N1725\ \mathrm{N}1725 N

D

3405 N3405\ \mathrm{N}3405 N

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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