兩點電荷靜電力量值?
回答 (1)
2015-09-13 12:33 pm
✔ 最佳答案
(15) Fa : Fb = ?Fa = Fb
= 2kQ^2/(3r)^2
= 2kQ^2/9r^2
Fa : Fb = 1 : 1 = (2)
(16) (E2, V2) = ?
E = F/Q' = kQ/R^2
V = kQ/R
E2 = kQ/(3R)^2 = kQ/9R^2 = E/9
V2 = kQ/3R = V/3
=> (E2, V2) = (E/9, V/3) = (1)
收錄日期: 2021-04-21 14:04:21
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150911215841AA5Gbt9