Cambridge IGCSE Physics practice

Paper 4 structured question: Pressure

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Paper

Marks

Topic

Pressure

Exam-style question

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Paper 4Theory (Extended)1 marks

Understanding pressure changes in liquids is crucial for various applications in physics and engineering.

Description

A liquid has a density of 1000 kg/m³. Calculate the change in pressure at a depth of 3 meters.

a
State the formula used to calculate the change in pressure at a certain depth in a liquid.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Paper 4Theory (Extended)4 marks

Description

Given the height and density of water, find the pressure change at the bottom.

a
State the value of g used in calculations for pressure change.
Your answer
Aim for approximately 1 distinct marking point.
[1]
b
State the change in pressure at the bottom of the tank.
Your answer
Aim for approximately 3 distinct marking points.
[3]