A-LevelPhysicsDeformation of solids9702/12 · Oct/Nov 2017 · Q211 Mark
A rectangular block of steel supporting a very large component of a bridge has a height of 15 cm and a cross-section of 20 cm × 12 cm. It is designed to compress 1 mm when under maximum, evenly distributed, load. The Young modulus of steel is 2.0 × 10¹¹ N m⁻². What is the maximum load it can support?
A32 MN
B56 GN
C720 GN
D32 TN
✓ Correct answer
A: 32 MN
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