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31-03-2017
Physics

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Consider the force exerted by a spring that obeys hooke's law. find u(xf−u(x0=−∫xfx0f⃗ s⋅ds⃗ ,

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31-03-2017

[tex]W = \int\limits^b_a { \vec F} \, \vec ds \\ W = \int\limits^b_a {kx} \, dx \\ W = \frac{1}{2} k x^{2}\Big|_a^b[/tex]

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