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Math Help - a force of 250 N is required to stretch a spring 5 m from rest. Using Hooke's law

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    a force of 250 N is required to stretch a spring 5 m from rest. Using Hooke's law

    a force of 250 N is required to stretch a spring 5 m from rest. Using Hooke's law, F=kx, how much work, in Joules, is required to stretch the spring 7 m from rest?
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    Quote Originally Posted by yoman360 View Post
    a force of 250 N is required to stretch a spring 5 m from rest. Using Hooke's law, F=kx, how much work, in Joules, is required to stretch the spring 7 m from rest?
    use Hooke's law to solve for k, then determine work done on the spring ...

    W = \int_0^7 kx \, dx
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