作者anfranion (安弗尼恩)
看板b97902HW
標題Re: [問題] 微積分習題
時間Wed Nov 26 23:40:55 2008
W = ∫Fdx = ∫πr^2 P(V(x)) dx
V(x) = πr^2 x
d V(x) = πr^2 dx
==> W = ∫P(V(x))dV(x) = ∫PdV #
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