对学生求球壳、球体转动惯量计算中的错解分析  

Analysis on the Wrong Way of Calculation of Rotational Inertia of Spherical Shell and Sphere

作　　者：唐淑红[1] 

机构地区：[1]湖南人文科技学院物理与信息工程系,湖南娄底417001

出　　处：《湖南人文科技学院学报》2009年第2期146-147,150,共3页Journal of Hunan University of Humanities,Science and Technology

摘　　要：分别介绍了学生求球壳、球体对直径转动惯量的两种计算方法,对两种方法对比分析,指出错误解法的原因,得出运用微元法求旋转曲面,旋转体转动惯量时的正确方法。The methods of two kinds for calculating of rotational inertia of spherical shell and sphere are presented, The reasons of the wrong way by comparison with the two methods are pointed out, and the right way for calculation of rotational inertia of and rotating surface rotating body is summarized.

关 键 词：转动惯量 微元法 球壳 球体 

分 类 号：O302[理学—力学]