What this calculator does
Calculate net force, mass, or acceleration from Newton’s second law.
How it works
The calculator evaluates force F = mass m × acceleration a. Inputs are checked before calculation, and invalid values such as zero denominators or out-of-range selections produce a clear error instead of a misleading result.
Input query strings and outputs
Use an input name in this page’s URL as ?name=value, and join additional inputs with &. Portable shared links may instead use the compact ?ac= state parameter.
Input query strings
4-
?solveFor=Solve forChoice · Required · Default: force · Accepted values: force, mass, acceleration
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?force=Force (N)Number · Required · Default: 20
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?mass=Mass (kg)Number · Required · Default: 10
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?acceleration=Acceleration (m/s²)Number · Required · Default: 2
Outputs
3-
resultSolved valueNumber · Primary output
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unitUnitText
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equationEquation usedText
Inputs and results
The inputs are Solve for, Force (N), Mass (kg), Acceleration (m/s²). Results include Solved value, Unit, Equation used.