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Physics (AS & A Level) · May / June 2020 · Paper 13 · Question 21

9702Elastic and plastic behaviour

The Achilles tendon in a rabbit's leg is stretched when the rabbit jumps. The graph shows the variation with tension of the length of the tendon. What is the strain energy in the tendon when the tension is 400 N?

  1. A0.40 J
  2. B0.80 J
  3. C2.4 J
  4. D7.4 J

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Correct answer: A. 0.40 J

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