Equations
Pressure at depth (gauge)
Fluids · id hydrostatic_pressure
P = \rho g h
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
P | gauge pressure | Pa | Pressure above the surface pressure | 0 to 1e+09 |
rho | fluid density | kg/m^3 | Density of the fluid | 0.01 to 30000 |
g | gravitational acceleration | m/s^2 | Local acceleration due to gravity | 1 to 30 |
h | depth | m | Depth below the surface | 0 to 20000 |
Assumptions
- Incompressible fluid at rest
- Uniform gravitational field
Valid when
- No extra conditions.
Found by
Questions with these words retrieve this equation: pressure, depth, underwater, diver, ocean, fluid, dam, submarine.
Source
OpenStax University Physics Volume 1, Chapter 14 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.