How it works
Use uniform normal pressure with the units stated beside the fields. This form solves for force magnitude; enter the known quantities in Pressure magnitude, Area.
Inputs and units
| Input | Example value | What to enter |
|---|---|---|
| Pressure magnitude | 30 Pa | Formula symbol: p. Required unit: Pa. Must be greater than zero. |
| Area | 0.375 m² | Formula symbol: A. Required unit: m². Must be greater than zero. |
Worked example
Show example inputs and results
This example is generated by the same calculation engine using the starting values in the form. Your own inputs produce your own result.
- Pressure magnitude
- 30 Pa
- Area
- 0.375 m²
Complete example results
- Force magnitude
- 11.25 N
Reading the result
The result solves for force magnitude from the entered quantities. Check the result unit and the formula conditions before using it.
Questions and answers
Can I use the example values for my own calculation?
The example values illustrate the calculation. Replace every input with your own information, especially dates, rates and the selected operation.
When can I use the force magnitude result?
This model uses positive magnitudes. Force is normal to the surface and pressure is uniform over the area; no distribution analysis is performed.
Why are some results rounded?
Results display up to 8 decimal places. Calculations use the unrounded values; very small values use scientific notation. JavaScript floating-point arithmetic can introduce tiny rounding differences.
Are my inputs sent to a server?
The calculator processes inputs in your browser. Its code does not send your values to a server.
Method sources: openstax.org