February 20, 2017

Homework Help: physics please help !

Posted by maya on Sunday, April 15, 2012 at 6:40pm.

A helicopter is ascending vertically with a speed of 5.20m/s . At a height of 110m above the Earth, a package is dropped from a window.
How much time does it take for the package to reach the ground? [Hint: for the package equals the speed of the helicopter.]

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