A heavy storage cabinet has four cylindrical feet. The cross-sectional area of each foot in contact with the floor is AAA.
The feet of the cabinet leave indentations in a vinyl floor. These indentations become deeper with increased pressure.
What would reduce the depth of the indentations for a cabinet of a fixed weight?
using three feet, each with an area the same as AAA
using four feet, each with an area smaller than AAA
using six feet, each with an area the same as AAA
using three feet, each with an area smaller than AAA
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.