Physics 9702 · AS & A Level · Elastic and plastic behaviour

Elastic and plastic behaviour — practice question

A force-extension graph for a spring is displayed. Which quantity corresponds to the work done when the spring is extended?

  • Athe area under the graph
  • Bthe gradient of the graph
  • Cthe reciprocal of the gradient of the graph
  • Dtwice the area under the graph

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