- #1
whoareyou
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Homework Statement
I want to attach a metal rod in between a stretchable spring to build my horizontal spring launcher but I have no idea how to attach one or even if design would be possible.
Homework Equations
The Attempt at a Solution
I was thinking of a design http://i.imgur.com/I0I3X.jpg, but I don't think that it would be ... "firm" or stable.