Thursday
September 18, 2014

Homework Help: Physics

Posted by Julia on Sunday, September 27, 2009 at 1:56pm.

A ball thrown straight upward returns to its original level in 2.30 . A second ball is thrown at an angle of 38.0 degrees above the horizontal. What is the initial speed of the second ball if it also returns to its original level in 2.30 ?

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