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April 18, 2014

Homework Help: physics

Posted by Melissa on Monday, April 30, 2012 at 5:45pm.

An archer locks a 0.20kg arrow on a bowstring. Then the archer exerts an average force of 110N to draw the string back 0.60 m . Assume that friction is negligible .

What speed does the bow give to the arrow?

If the arrow is shot vertically upward,how high will it rise?

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