It takes 180 J of work to compress a certain spring 0.15 m. (a) What is the
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It takes 180 J of work to compress a certain spring 0.15 m.
(a) What is the force constant of this spring?
(b) To compress the spring an additional 0.15 m, does it take 180 J, more than 180 J, or less than 180 J? Verify your answer with a calculation.
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