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April 20, 2014

Homework Help: physics

Posted by Ashley on Thursday, February 16, 2012 at 8:58pm.

A slingshot consists of a light leather cup
attached between two rubber bands. It takes
a force of 25 N to stretch the bands 1.1 cm.

a) What is the equivalent spring constant
of the rubber bands?
Answer in units of N/m

b) How much force is required to pull the cup
of the slingshot 4.0 cm from its equilibrium
position?
Answer in units of N

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