一道英语力矩题Hanging from one end of a light meter stick is a m1 =

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/16 17:39:10

一道英语力矩题
Hanging from one end of a light meter stick is a m1 = 1 kg weight and hanging from the other end is a m2 = 4 kg weight.
a.) Where is the center of mass of this system?
cm (from left end)
________________________________________
We now hang the object from its center of mass-- which means it will stay level (since the center of mass is supported).If this is the case:
Please find the torque on each mass:
(Remember to use m,not cm.)
请问是否少条件

重心距离两端的比例是1:4,算得距离左端80cm

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