- #1
bigboss
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Homework Statement
In a physics lab experiment, a spring clamped to the table shoots a 22 g ball horizontally. When the spring is compressed 18 cm, the ball travels horizontally 5.2 m and lands on the floor 1.5 m below the point at which it left the spring.
Homework Equations
Us= .5kx^2
The Attempt at a Solution
I tried to find the elastic potential energy and then i got stuck.