Classical physics calculator
Friction Calculator
Solve kinetic friction or maximum static friction with F = μN.
Inputs
Result
Initializing.
Formula and worked example
F = μN. Kinetic mode returns kinetic-friction magnitude. Static mode returns only the maximum static friction μsN; actual static friction adjusts from zero up to that limit. With μ = 0.3 and N = 100 N, F = 30 N.
Scope and limitations
No coefficient presets are supplied. Results depend on user-entered idealized values and do not determine braking distance, traction safety, wear, lubrication, or engineering suitability.