Spring Force Calculator

Calculate spring force, spring constant or displacement using Hooke's law.

InputsChange a value to recalculate instantly

Spring constant

N/m

Displacement

ResultUpdates as you type

Spring force magnitude20 N

How it worksTransparent math

FormulaF=kx

Hooke’s law relates restoring force magnitude to spring constant and displacement.

Result breakdownSee the important numbers together

1Spring force magnitude20 N

λ DooMathWork with this calculation

Local · deterministic · optional

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Quick mathNatural-language-style shortcuts for deterministic arithmetic.

Calculator guide

How to use the Spring Force Calculator

Calculate spring force, spring constant or displacement using Hooke's law.

01Set inputsChoose values, units and assumptions.

02Apply the modelF = kx

03Read the resultCheck the output against the assumptions before using it.

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Calculate spring force, spring constant or displacement using Hooke's law.

functions

F = kx

fact_check

Review the inputs, units and assumptions before using the result for a real decision.