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Impulse and Momentum - Theory & Concepts - Impulse Momentum

A comprehensive overview of Impulse and Momentum, analyzing collisions, variable mass systems, and the impulse-momentum theorem.

Open the complete lesson
Interactive engineering simulation

Impulse-Momentum Collision Pulse Simulator

Compare different collision force profiles (Rectangular, Triangular, or realistic Sinusoidal). Scrub through the motion to see how the area under the force-time curve translates to momentum transfer.

Force Pulse Profile (Shape)
Peak Impact Force
900 N
N
1003000

Drag for exploration or enter an exact value. Press Enter to apply; Escape restores the current value.

Contact Duration (Δt)
0.18 s
s
0.021.00

Drag for exploration or enter an exact value. Press Enter to apply; Escape restores the current value.

Cart Mass
3.0 kg
kg
0.520.0

Drag for exploration or enter an exact value. Press Enter to apply; Escape restores the current value.

Motion Scrubber
0.65
0.001.00

Drag for exploration or enter an exact value. Press Enter to apply; Escape restores the current value.

Governing Formulas
Impulse-Momentum TheoremJ=Fdt=mΔvJ = \int F dt = m \cdot \Delta v
Impulse (Area under curve)J=12FpeakΔtJ = \frac{1}{2} F_{peak} \cdot \Delta t
Force-time pulse and cart responseForceTime
Total Impulse (J)
81.0 N·s
Velocity Increase (Δv)
27.00 m/s
Model scope and verification

Use the displayed units and idealizations, then verify the governing balance or compatibility equation before interpreting the result.