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January 31, 2015

January 31, 2015

Posted by **ikye** on Tuesday, July 2, 2013 at 1:52pm.

- phy -
**Elena**, Tuesday, July 2, 2013 at 3:52pmHook’s Law

F₁=kx₁

F₂=kx₂

F₁/F₂=x₁/x₂

x₂=x₁F₂/F₁=0.4•100/80 =0.5 m

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