From ffb50c6574c53b805df068fd2ce2e89726597911 Mon Sep 17 00:00:00 2001
From: samuel niederer <samuel.niederer@ost.ch>
Date: Thu, 26 May 2022 11:36:20 +0200
Subject: add spring constant

---
 buch/papers/kra/images/simple_mass_spring.tex | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'buch/papers/kra/images/simple_mass_spring.tex')

diff --git a/buch/papers/kra/images/simple_mass_spring.tex b/buch/papers/kra/images/simple_mass_spring.tex
index e98ee3e..207f1e0 100644
--- a/buch/papers/kra/images/simple_mass_spring.tex
+++ b/buch/papers/kra/images/simple_mass_spring.tex
@@ -46,8 +46,10 @@
     \draw[mass] (\originX2, \originY2) ++ (\xMass2, \wWall) rectangle ++ (\wMass,\hMass) node[midway] {$m$};
 
     % create springs
-    \draw[spring, segment length=(\xMass1 - \wWall) * \springscale] (\originX1, \originY1) ++ (\wWall, \wWall + \hMass / 2) --+ (\xMass1 - \wWall, 0);
-    \draw[spring, segment length=(\xMass2 - \wWall) * \springscale] (\originX2, \originY2) ++ (\wWall, \wWall + \hMass / 2) --+ (\xMass2 - \wWall, 0);
+    \draw[spring, segment length=(\xMass1 - \wWall) * \springscale] (\originX1, \originY1) ++
+    (\wWall, \wWall + \hMass / 2) --++ (\xMass1 - \wWall, 0) node[midway,above=0.2] {$k$};
+    \draw[spring, segment length=(\xMass2 - \wWall) * \springscale] (\originX2, \originY2) ++
+    (\wWall, \wWall + \hMass / 2) --++ (\xMass2 - \wWall, 0) node[midway,above=0.2] {$k$};
 
     % create vertical measurement line 
     \draw[vmline] (\xMass1, \xAxisYpos) --+(0, \originY1 + \wWall);
-- 
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