Mathematical formulas

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Basic Physics
Linear momentum, impulse and collisions
Center-of-mass velocity

7. Linear momentum, impulse and collisions

Center-of-mass velocity

In 7. Linear momentum, impulse and collisions

Formula

v_{CM} = \frac{\sum _{i} m _{i} v _{i}}{M} = \frac{P _{total}}{M}

Related formulas

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Conservation of linear momentum
$\sum p_{i} = \sum p_{f}$
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Center of mass
$r_{CM} = \frac{\sum _{i} m _{i} r _{i}}{\sum _{i} m _{i}}$
Open formula Open in section