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Physics · Oct / Nov 2025 · Paper 11 · Question 8

5054Elastic deformation

The table shows how the extension of a spring varies with load. | load / N | 0 | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | | extension / cm | 0 | 3 | 6 | 9 | 12 | 15 | 20 | 27 | 38 | Between which two loads is the limit of proportionality?

  1. A0 N and 2 N
  2. B8 N and 10 N
  3. C10 N and 12 N
  4. D14 N and 16 N

As printed in the paper

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Correct answer: C. 10 N and 12 N

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