- #36
Zeusex
- 33
- 3
Negativeerobz said:and what is its sign ( positive or negative)?
![Big Grin :oldbiggrin: :oldbiggrin:](https://www.physicsforums.com/styles/physicsforums/xenforo/smilies/oldschool/biggrin.gif)
mgH + mgx = 1/2kx^2
=> kx^2-2mgx-2mgH = 0
from #18 post, H=23.6 m & from #16, k = 490.5 N/m (assuming linear spring)
490.5x^2 - 196.2x - 4630.32 = 0
x=3.27896
x=−2.87896