悬线式二维碰撞实验  

Experiment for teaching conservation of momentum and mechanical energy in two-dimensional collision

作　　者：范佳午[1] 张聚梅[1] 顾江鸿[1] 张仲秋[1] 李兰秀[1] 

机构地区：[1]北京师范大学物理系,北京100875

出　　处：《大学物理》2011年第5期39-42,共4页College Physics

摘　　要：提出用长摆线单摆实现在准水平面内的无摩擦运动,用摄像头记录二维碰撞过程,设计了检验二维碰撞中动量守恒和机械能守恒的教学实验.By using the camera and pendulums with long ropes,an experiment is designed for teaching conservation of momentum and mechanical energy in two-dimensional collision.

关 键 词：碰撞 动量守恒 二维碰撞 

分 类 号：O4-33[理学—物理]