O-LevelPhysicsForces5054/12 · Oct/Nov 2017 · Q101 Mark
The diagram shows a mercury manometer connected to a gas container. The density of mercury is 14000 kg/m³. The gravitational field strength g is 10N/kg. What is the pressure difference between the gas in the container and the atmosphere?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
A28 000 Pa
B42000 Pa
C56 000 Pa
D84000 Pa
✓ Correct answer
C: 56 000 Pa
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