作者Stoke (I=∫∫ ▽ × f‧ds)
看板Grad-ProbAsk
标题[工数] 向量
时间Thu May 14 02:36:17 2009
小弟做一题期中考古题 遇到有一题不会
因为非机械类所出身 所以看不大懂= = 请各位指教
Find the moment of inertia for a circular disk (of homogeneous density ρ,
radius R, and thickness h << R ) with respect to the rotation axis that passes
through the center-of-mass and
(1) lies normal to the circular plane
(2) lies parallel to the circular plane
谢谢各位
答出来我赠予100p感谢
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