A machine of weight 1600 N rests on four identical feet. The weight is shared equally between the feet. Each foot has an area of 20 cm2. What pressure does each foot exert on the floor?
8.0×105 Pa8.0\times10^5\ \mathrm{Pa}8.0×105 Pa
2.0×103 Pa2.0\times10^3\ \mathrm{Pa}2.0×103 Pa
2.0×105 Pa2.0\times10^5\ \mathrm{Pa}2.0×105 Pa
8.0×103 Pa8.0\times10^3\ \mathrm{Pa}8.0×103 Pa
132 exam-style questions on Edexcel GCSE Physics 15.2 Pressure in fluids, covering 15.2.1 Atmospheric pressure and height, 15.2.2 Pressure in fluids, 15.2.3 Pressure, force and area, 15.2.4 Pressure and depth, 15.2.5 Pressure in liquids: depth and density, 15.2.6 Upthrust, and 15.2.7 Floating and sinking. Each one has a worked solution and a mark scheme showing where the marks go.