It takes a force of 130 N to stretch a spring by 50 cm. Find the work done in stretching the spring by 20 cm beyond its natural length. a. 4.5 J      c. 3.8 J b. 6.9 J      d. 5.2 J

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Q: and

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Q: A) Determine maximum spring compression when a block of 5 kg is released from rest at A as shown in ...

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