- #1
DiamondV
- 103
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Homework Statement
http://puu.sh/lKP9T/b6aea483b5.png
http://puu.sh/lKPdk/a99777477e.png
http://puu.sh/lKPkj/a9f199e959.jpg
My question is the last picture/slide which says F_DB = F_DA how? why is that?
Homework Equations
F_DB = F_DA ?
The Attempt at a Solution
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