From 88537b82784f71104c3a2771330c9e492f57fb03 Mon Sep 17 00:00:00 2001 From: Prefetch Date: Sun, 30 Jan 2022 11:27:00 +0100 Subject: Expand knowledge base, remove comments --- content/know/concept/stokes-law/index.pdc | 1 - 1 file changed, 1 deletion(-) (limited to 'content/know/concept/stokes-law') diff --git a/content/know/concept/stokes-law/index.pdc b/content/know/concept/stokes-law/index.pdc index dee40d6..d876226 100644 --- a/content/know/concept/stokes-law/index.pdc +++ b/content/know/concept/stokes-law/index.pdc @@ -314,7 +314,6 @@ which reduce to a surface area factor $4 \pi a^2$: $$\begin{aligned} \va{D} - %= \int_0^{2\pi} \!\!\! \int_0^\pi \big( \hat{\sigma} \cdot \vu{e}_r \big) \:r^2 \sin\theta \dd{\theta} \dd{\phi} = \vu{e}_z \frac{3 \eta U}{2 a} \int_0^{2\pi} \!\!\!\! \int_0^\pi a^2 \sin\theta \dd{\theta} \dd{\phi} = \vu{e}_z \frac{3 \eta U}{2 a} 2 \pi a^2 \int_0^\pi \sin\theta \dd{\theta} = \vu{e}_z \: 6 \pi \eta U a -- cgit v1.2.3