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October 21, 2014

October 21, 2014

Posted by **April** on Sunday, September 18, 2011 at 11:22pm.

- physics -
**bandit**, Monday, September 19, 2011 at 12:11amuse the kinematic equation vf=vi+-9.8T

(-9.8 is the true acceleration due to gravity)

what we know

vf=0

vi=13

g=-9.8

t=x

then just plug and chug answer should be around 1.326 s

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