A simple hydraulic system has a small piston and a large piston.
A force of 40 N is applied to the small piston, which has an area of 0.010 m2.
The large piston has an area of 0.50 m2.
The pressure is the same everywhere in the liquid.
What force does the liquid exert on the large piston?
2000 N2000\ \text{N}2000 N
0.80 N0.80\ \text{N}0.80 N
20 N20\ \text{N}20 N
4000 N4000\ \text{N}4000 N
46 exam-style questions on OCR GCSE Physics 2.3 Forces in action, covering 2.3.1 Stretching, bending and compressing, 2.3.2 Elastic and plastic deformation, 2.3.3 Force and extension of a spring, 2.3.4 Linear and non-linear force-extension behaviour, 2.3.5 The spring constant, 2.3.6 Work done in stretching, 2.3.7 Gravitational fields, 2.3.8 Weight and gravitational field strength, 2.3.9 Acceleration in free fall, 2.3.10 Relating force, mass and gravitational field strength, 2.3.11 Forces causing rotation, 2.3.12 The moment of a force, 2.3.13 Levers and gears, 2.3.14 Pressure in fluids, and 2.3.15 Pressure, force and contact area. Each one has a worked solution and a mark scheme showing where the marks go.