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January 31, 2015

January 31, 2015

Posted by **gemmma** on Thursday, March 10, 2011 at 5:59pm.

- physics -
**bobpursley**, Thursday, March 10, 2011 at 7:14pmConsider the package:

hf=hi+vi*t-1/2 g t^2

vi^2=2*11*51 so put that vi in the above equation. Hf=0, hi=51, solve for t.

Vf=vi-9.8*t

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