自然科學
大學
已解決
想請問一下F=-dU/dx是什麼？ 目前大一之前從來沒有看過這個東西🥲 有沒有其它種做法呢？
一質點之位能是U=3x-5x,則此質點之力是
單選:
O a. F = 3 - 10x
O
b. F = - 3 +10x
2
c. F=3x+5x
d.F=3x-5x
2
x
你答錯了!
由F= - dU/dx=-3+10x
正確答案:F=-3 +10x
解答
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想請問一下F=-dU/dx是什麼？ 目前大一之前從來沒有看過這個東西🥲 有沒有其它種做法呢？
看了這個問題的人
也有瀏覽這些問題喔😉
![為什麼[A(org)]=n[An(org)]成立 (第三張圖equation 7.9)
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![為什麼[A(org)]=n[An(org)]成立 (第三張圖equation 7.9)
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![為什麼[A(org)]=n[An(org)]成立 (第三張圖equation 7.9)
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這個公式是怎麼來的呢？