(Answered) A force of 160 n stretches a spring 0050 m beyond its

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A force of 160 N stretches a spring 0.050 m beyond its unscratched length:

(a) What magnitude of force is required to stretch the spring 0.015 m beyond its unscratched length? To compress the spring 0.020 m?

(b) How much work must be done to stretch the spring 0.015 m beyond its unscratched length? To compress the spring 0.020 m from its unscratched length?

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