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Physics, 12.11.2020 17:10 liljumpmanj

A 3kg ball moving at 8 m/s strikes a 2kg ball at rest, if the collision is elastic, what is the speed of the lighter ball if the heavier ball moves at 2m/s in the opposite direction

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A 3kg ball moving at 8 m/s strikes a 2kg ball at rest, if the collision is elastic, what is the spee...
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