Hydraulic Press Simulation
Demonstration of Pascal’s Law with Two Connected Pistons
Force: 20 N
Area: 2 m²
Area: 8 m²
Input Piston
Output Piston
Pressure in Fluid
10
Pascals (Pa)
Output Force
80
Newtons (N)
Mechanical Advantage
4
(Force multiplier)
How a Hydraulic Press Works
This simulation demonstrates Pascal’s Principle which states that pressure applied to an enclosed fluid is transmitted undiminished to all portions of the fluid and the walls of its container.
Key relationships:
- Pressure (P) = Force (F) / Area (A) – The same pressure exists throughout the connected fluid
- Output Force = Input Force × (Areaoutput / Areainput) – A larger output area multiplies the force
- Mechanical Advantage = Areaoutput / Areainput – The factor by which the force is multiplied
Hydraulic presses use this principle to generate large output forces from relatively small input forces, with applications in car lifts, hydraulic jacks, and industrial machinery.