# A ball with a mass of 2 kg is rolling at 3 m/s and elastically collides with a resting ball with a mass of 3 kg. What are the post-collision velocities of the balls?

Jan 24, 2016

#### Answer:

I found: $2.4 \frac{m}{s}$ and $- 0.6 \frac{m}{s}$

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