Homework Help: Physics

Posted by Angel on Sunday, December 11, 2011 at 6:14pm.

A spring has a force constant of 546.5 N/m.
Find the potential energy stored in the
spring when the spring is
a) stretched 4.18 cm from equilibrium.
Answer in units of J

Physics - Damon, Sunday, December 11, 2011 at 6:19pm
(1/2)k x^2 = (1/2)(546.5)(.0418)^2
= 0.477 Joules

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