- #1
Chuck 86
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Homework Statement
A 32.2 N child is in a swing that is attached to ropes 1.65 m long. Calculate the gravitational potential energy of the child-Earth system relative to the child's lowest position when the ropes are horizontal
Homework Equations
GPI=mgy
Ke= 1/2 m v^2
The Attempt at a Solution
0+.5mv^2= mgy + 0
i think I am on the right track but i don't seem to get the right answer