How it works
Use elastic spring energy with the units stated beside the fields. This form solves for spring constant; enter the known quantities in Energy, Deformation magnitude.
Inputs and units
| Input | Example value | What to enter |
|---|---|---|
| Energy | 2.25 J | Formula symbol: E. Required unit: J. Must be greater than zero. |
| Deformation magnitude | 0.15000000000000002 m | Formula symbol: x. Required unit: m. 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.
- Energy
- 2.25 J
- Deformation magnitude
- 0.15000000000000002 m
Complete example results
- Spring constant
- 200 N/m
Reading the result
The result solves for spring constant 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 spring constant result?
This model uses positive magnitudes. Zero energy is at relaxed length; friction and permanent deformation are absent. Use compression or extension magnitude.
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