A spring of constant 200 N/m stores 9 J of elastic energy. Its extension is:

  1. 0.3 m
  2. 0.09 m
  3. 0.15 m
  4. 0.6 m
Answer

A) 0.3 m

x = 2Ek = 2(9)200 = 0.3 m. SLO P-11-B-28 · Application

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