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Liquid pressure calculations — OCR GCSE Physics A J249

Home
Physics
OCR GCSE Physics A
Matter
Pressure
Liquid pressure calculations

OCR GCSE Physics A · J249

Liquid pressure calculations

What you need to know

Calculate the differences in pressure at different depths in a liquid.
Know that $g$ is the strength of the gravitational field and is approximately 10 N/kg near the Earth’s surface.

$P = h \rho g$

Revision notes

1
Liquid pressure calculations
5 key terms

Practise with past papers Key terms & definitions

Previous subtopicPressure in liquids Next section: ForcesMeasuring distance and time