hunndo899 hunndo899

25-05-2023
Physics

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A spring with spring constant 110 N/m and unstretched length 0.4 m has one end anchored to a wall and a force F is applied to the other end.
a. If the force FF does 225 JJ of work in stretching out the spring, what is its final length?
Express your answer in meters.
b. If the force FF does 225 JJ of work in stretching out the spring, what is the magnitude of FF at maximum elongation?
Express your answer in newtons.

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