From 77b8ad474c3b02ed1749a7d696e01c274080ee5a Mon Sep 17 00:00:00 2001 From: eggy Date: Sun, 24 Jan 2021 17:15:21 -0500 Subject: [PATCH] phys: add electron weight --- docs/sph3u7.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/sph3u7.md b/docs/sph3u7.md index 01821db..2d0555c 100644 --- a/docs/sph3u7.md +++ b/docs/sph3u7.md @@ -899,7 +899,7 @@ V=\frac{E_E}{q} \\ \Delta V = \frac{W}{q} = \frac{\Delta E_E}{q} $$ -The **electron-volt** ($\text{eV}$) is energy required to move an electron through a potential difference of one volt ($1\text{ eV}=1.60×10^{-19}\text{ J}$). +The **electron-volt** ($\text{eV}$) is energy required to move an electron through a potential difference of one volt ($1\text{ eV}=1.60×10^{-19}\text{ J}$). One electron has a mass of $9.031×10^{-31}\text{ kg}$. When $\Delta V=0$ the points are equipotential to each other, and no work is done moving between them. The images below outline equipotential lines — note that they are always **perpendicular** to electric field lines.