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    Pushing spring from both sides - Find the spring constant

    Thank you! I got it now
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    Pushing spring from both sides - Find the spring constant

    True, I have to apply force on both sides. So in the equation F=-kx, the x meaning the total change of spring length. Thanks!
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    Pushing spring from both sides - Find the spring constant

    Homework Statement A spring relaxed length is 0.5[m]. It is being pushed from both sides, and contracted to 0.4[m]. The force the spring is applying outwards is 3[N] on each side. What is the spring constant k? Homework EquationsThe Attempt at a Solution I attempted drawing a force diagram...