EngiRef / Formulas

Impulse

Change in momentum from force over time

Dynamics

Source Details

Id

mech-impulse

Name

Impulse

Discipline

mechanical

Category

Dynamics

Latex

J = F \cdot \Delta t

Description

Change in momentum from force over time

Conditions

Use for constant or average force over the interval

Variables
[
  {
    "symbol": "J",
    "name": "Impulse",
    "unit": "N·s",
    "siUnit": "N·s"
  },
  {
    "symbol": "F",
    "name": "Force",
    "unit": "N",
    "siUnit": "N",
    "imperialUnit": "lbf"
  },
  {
    "symbol": "Δt",
    "name": "Time Interval",
    "unit": "s",
    "siUnit": "s"
  }
]
Solve For

J, F, Δt

Tags

impulse, force, time, momentum

Is Custom

false