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Physics (AS & A Level) · May / June 2018 · Paper 12 · Question 21

9702Stress and strain

The graph shows the length of a spring as it is stretched by an increasing load. What is the spring constant of the spring?

  1. A0.080 N m⁻¹
  2. B0.13 N m⁻¹
  3. C2.7 N m⁻¹
  4. D8.0 N m⁻¹

As printed in the paper

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Correct answer: D. 8.0 N m⁻¹

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