大学物理 ›› 2006, Vol. 25 ›› Issue (7): 18-18.

• 著者文摘 • 上一篇    下一篇

对一道力学习题解法的剖析

江海燕[1] 储德林[2] 吴约才[2]   

  1. [1]合肥工业大学理学院,安徽合肥230009 [2]解放军炮兵学院物理教研室,安徽合肥230031
  • 出版日期:2006-07-25 发布日期:2006-07-20

A discussion on the calculation of a mechanics problem

  • Online:2006-07-25 Published:2006-07-20

摘要: 通过一道经典的力学习题的分析,考察内力的不同作用效果,指出加深理解物理规律适用条件的重要性.

关键词: 内力, 动量定理, 机械能守恒

Abstract: A classical mechanics problem has been resolved from the momentum and energy point of view, respectively. The effect of internal force is analyzed. It helps to comprehend the use condition of the conservation of mechanical energy.

Key words: internal force, law of momentum, conservation of mechanical energy

中图分类号: 

  • O313.6