2005/04/06 | 负电荷[Negative Charge]
类别(Ω〖物理〗) | 评论(0) | 阅读(24) | 发表于 14:48
An overall charge having the same sign as the charge on the electron (i.e., it would repel an electron). It is an unfortunate accident of history that Benjamin Franklin chose to call "positive" the charge opposite that carried by the usual charge carriers.
0

评论Comments

日志分类
首页[1408]
∑〖数学〗[349]
Ω〖物理〗[357]
¤〖天文〗[343]
℃〖化学〗[359]