A-LevelPhysicsDeformation of solids9702/12 · May/June 2024 · Q191 Mark
Two wires, P and Q, made of the same material, are stretched with an increasing force. A graph is plotted of the variation with force of the extension of each wire. [Figure 19.1] The wires have the same original length but different diameters. What is the ratio (diameter of wire Q) / (diameter of wire P)?
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A1/3
B1/√3
C√3
D3
✓ Correct answer
C: √3
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