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December 21, 2014

December 21, 2014

Posted by **Antonio** on Friday, September 10, 2010 at 11:15am.

- physics -
**bobpursley**, Friday, September 10, 2010 at 1:14pmvf^2=Vi^2 +2gh

I assume you memorized that equation. Here we have.

(v/2)^2=v^2-2*g*7.85

solve for v.

Now, knowing the v, use the same equation as you started with (now Vf=0 at top, and vi=V/2, and you solve for h.

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