- 12 An 85 Kg Running Back Moving At 7 M S Has A Head On Collision With A 105 Kg Linebacker Whom Is Initially At Rest Ju 1 (68.87 KiB) Viewed 33 times
12. An 85 kg running back moving at 7 m/s has a head on collision with a 105 kg linebacker whom is initially at rest. Ju
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12. An 85 kg running back moving at 7 m/s has a head on collision with a 105 kg linebacker whom is initially at rest. Ju
12. An 85 kg running back moving at 7 m/s has a head on collision with a 105 kg linebacker whom is initially at rest. Just after the collision, the running back is still moving forward, but at a speed of 0.7 m/s. What is the linebacker's velocity just after the collision? [A: v = 5.1 m/s]
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