about a diameter that is given by (2/5)MR^2.A light string of length 2R
is attached to the surface and used to suspend the sphere from the ceiling.
Its rotational inertia about the point of attachment at the ceiling is?
能的話順便說一下
翻譯一 下
簡單翻譯就好感謝
更新1:
我要問的是解題方法= = 感謝