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April 18, 2014

April 18, 2014

Posted by **Hope katanga** on Monday, February 21, 2011 at 6:44am.

- physics -
**Damon**, Monday, February 21, 2011 at 7:16am0 = 50 + Vi t - 4.9 t^2

0 = 50 + Vi (12) - 4.9 (144)

12 Vi = 705.6 - 50 = 655.6

Vi = 54.6 m/s

0 = 54.6 - 9.8 t

t = 5.57 seconds rising

h above bridge = 0 + Vi t - 4.9 t^2

= 54.6(5.57) - 4.9 (5.57)^2

= 152 m

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