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May 22, 2015

Homework Help: physics problem

Posted by Albee on Sunday, November 9, 2008 at 12:26pm.

An archer pulls the bowstring back for a distance of 0.400 m before releasing the arrow. The bow and string act like a spring whose spring constant is 490 N/m.
(a) What is the elastic potential energy of the drawn bow?
(b) The arrow has a mass of 0.0300 kg. How fast is it traveling when it leaves the bow?

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