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Question

Calculate the work required to stretch the following springs 1.25 m from their equilibrium positions. Assume Hooke's law is obeyed. a. A spring that requires 100 J of work to be stretched 0.5 m from its equilibrium position. b. A spring that requires a force of 250 N to be stretched 0.5 from its equilibrium position.

Solution

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Answered 1 year ago

Step 1

1 of 3The work done by a variable force $F$ moving an object along a line from $a$ to $b$ in the direction of the force is

$W = \int_a^b F(x) \,dx$

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