A-LevelPhysicsDeformation of solids9702/12 · Feb/Mar 2018 · Q191 Mark

The force-extension graph of a metal wire is shown. [Figure 19.1] At which point on the graph does the metal wire stop obeying Hooke's law?

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APoint A

BPoint B

CPoint C

DPoint D

✓ Correct answer

A: Point A

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Topic: Deformation of solids, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Feb/Mar 2018 Paper 1 Variant 2, question 19.

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