Two-Dimensional Elastic Collision
A 2.0 kg object traveling at 5.0 m/s collides elastically with a 3.0 kg object that is initially at rest. After the collision, the 2.0 kg object is deflected at an angle of 30° from its initial path. What is the final speed of the 2.0 kg object?
A
2.0 m/s
B
3.0 m/s
C
5.0 m/s
D
4.3 m/s
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