大学物理 ›› 2013, Vol. 32 ›› Issue (5): 19-19.

• 著者文摘 • 上一篇    下一篇

简捷推导均质三角形边框刚体绕质心轴的转动惯量

李力   

  1. 重庆清华中学,重庆400054
  • 出版日期:2013-05-25 发布日期:2013-05-20

Simple derivation of the rotation inerita of a rigid triangular frame about its center-of-mass axis

  • Online:2013-05-25 Published:2013-05-20

摘要: 用物理方法快速确定均质三角形边框刚体的质心位置,并以简捷运算推出均质三角形边框刚体绕质心轴的转动惯量公式.

关键词: 刚体, 转动惯量, 三角形, 边框, 质心, 简捷推导

Abstract: By using physical methold, the center of mass of an arbitrary rigid triangular frame and simple operation of the rotation inertia of a rigid triangular frame about its center-of-mass axis are determined quickly.

Key words: rigid, rotation inertia, triangle, frame, center of mass, simple operation

中图分类号: 

  • O313.3