EngiRef / Mechanical Engineering Formula

Newton's Second Law

Newton's Second Law: Force equals mass times acceleration. A Dynamics formula in mechanical engineering. Variables F, m and a, each with SI and imperial units.

Dynamics

Specification

Name
Newton's Second Law
Discipline
mechanical
Category
Dynamics
LaTeX
F = ma
Description
Force equals mass times acceleration
Can solve for
F, m, a
Tags
newton, force, mass, acceleration

Variables

Variables for Newton's Second Law
SymbolNameUnitSi UnitImperial Unit
FForceNNlbf
mMasskgkgslug
aAccelerationm/s²m/s²ft/s²