A force acts on an area to produce a pressure.
Which of the following changes will result in a pressure that is four times the original pressure?
doubling the area and doubling the force
halving the area and doubling the force
doubling the area and halving the force
halving the area and halving the force
188 exam-style questions on CIE IGCSE Physics Pressure, covering Pressure. Each one has a worked solution and a mark scheme showing where the marks go.