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Physics (AS & A Level) · Oct / Nov 2021 · Paper 11 · Question 20

9702Elastic and plastic behaviour

Two identical springs are connected in parallel. A weight of 8.0 N is hung from the combination, as shown. The graph shows the variation with length of the force applied to one of the springs. What is the strain energy in one of the springs?

  1. A0.060 J
  2. B0.12 J
  3. C0.14 J
  4. D0.24 J

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Correct answer: A. 0.060 J

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