basic

Impulse-Momentum Theorem Calculator

J = FΔt = Δp = mΔv — impulse equals momentum change.

Calculates impulse, change in momentum, and average force from mass, initial/final velocity, and contact time.

Marcus Laurent By Marcus Laurent
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

J = F × Δt = m × (v₂ − v₁)

In depth

Calculates impulse, change in momentum, and average force from mass, initial/final velocity, and contact time.