A specialized inspection robot is submerged at a depth of 18 m within an industrial storage silo filled with lubricating oil.
State why the total pressure exerted on the inspection robot is greater than the hydrostatic pressure caused solely by the column of oil above it.
54 exam-style questions on Edexcel GCSE Physics 15.2 Pressure in fluids (physics only). Each one has a worked solution and a mark scheme showing where the marks go.