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Physics Unit7: Linear Momentum (id: 42c602494)

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admin 发表于 2024-2-6 07:10:36 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Unit7: Linear Momentum,类别为 通用国际物理

[问答题]
A 15-g bullet traveling 213 m/s in a v7itdz:-dl4,qwk1g4ipay- nd ertical direction buries itself in19n27nf ih83bzrjst a a 2.4-kg block of wood a rest directly above it. As a result, the bullet/blocni1 9r h f8a7jb2n3ztsk combination moves vertically upward.
(a) Determine the velocity of the bullet/block combination at the point of impact.
(b) Determine the maximum height reached by the bullet/block combination.
(c) Is kinetic energy conserved in this collision?




参考答案:
(a) 1.3 m/s (b) 0.089 m (c) No, this is an inelastic collision.


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