A-LevelPhysicsDeformation of solids9702/12 · May/June 2012 · Q241 Mark
The graph is a force-extension graph for a wire that is being stretched. [Figure 24.1] How much work needs to be done by the tensile force, to two significant figures, to cause an extension of 7.0 mm?
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A0.088 J
B0.12 J
C0.53 J
D120 J
✓ Correct answer
B: 0.12 J
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