Equations
Maximum static friction
Dynamics · id static_friction_max
f_{s,max} = \mu_s N
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
f | maximum static friction | N | Largest friction before slipping starts | 0 to 1e+07 |
mus | coefficient of static friction | dimensionless | Ratio of maximum static friction to normal force | 0.01 to 2 |
Fn | normal force | N | Force pressing the surfaces together | 0 to 1e+07 |
Assumptions
- Object on the verge of slipping
Valid when
- No extra conditions.
Found by
Questions with these words retrieve this equation: static friction, friction, start sliding, slip, coefficient of static friction.
Source
OpenStax University Physics Volume 1, Chapter 6 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.