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> 质量为M速度为v的A球，跟质量为3M的静止B球发生正碰，碰撞可能是弹性，也可能非弹性，碰后B球的速度可能是以哪些值： A．v B．0.6v C．0.4v D．0.2v

问题：

发布时间：2024-09-11

质量为M速度为v的A球，跟质量为3M的静止B球发生正碰，碰撞可能是弹性，也可能非弹性，碰后B球的速度可能是以哪些值：

A．v B．0.6v C．0.4v D．0.2v

参考答案：

提问用户：LE***1yg

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