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March 30, 2015

March 30, 2015

Posted by **Cara** on Tuesday, September 8, 2009 at 1:14am.

v_0 for the package equals the speed of the helicopter

Help?

- Physics -
**drwls**, Tuesday, September 8, 2009 at 2:24amPackage height Y at drop time t is

Y = 120 + 5 t - 4.9 t^2

Set Y = 0 and solve.

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