A heavy display cabinet has five sturdy legs. The cross-sectional area of the base of each leg is YYY. The legs of the cabinet leave indentations in a soft vinyl floor. These indentations become deeper when there is an increase in pressure on the floor. Which of the following changes would reduce the depth of the indentations for a cabinet of a fixed weight?
Using three legs, each of an area smaller than YYY
Using four legs, each of an area equal to YYY
Using five legs, each of an area smaller than YYY
Using six legs, each of an area equal to YYY
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.