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Potential Energy Formulae

the energy st...

Question

the energy stored in the spring when the block passes through the equilibrium position

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Solution

$F = k x ⟹ = \frac{F}{k}$
$E = \frac{1}{2} k x_{0}^{2} = \frac{1}{2} k {(\frac{F}{k})}^{2} = \frac{F^{2}}{2 k}$

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