作者pianoboy (人還挺多的嘛)
看板Physics
標題[題目] 我只是看不懂題目而已><
時間Sun Nov 18 22:29:30 2007
[領域] 古典力學 (題目相關領域)
[來源] Goldstein 5.16 (課本習題、考古題、參考書...)
[題目] Three equal mass points are located at (a,0,0) (0,a,2a) (0,2a,a).
Find the principal moments of inertia about the origin and a
set of principal axes.
[瓶頸] 我不太懂什麼是 principal axes><
請大大解惑一下...
(寫寫自己的想法,方便大家為你解答)
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