alleryStart learning →Young's modulus of steel is approximately:
A2000 GPa
B200 MPa
C20 GPa
D200 GPa (2 × 10¹¹ Pa)
Answer & Solution
Correct answer: D. 200 GPa (2 × 10¹¹ Pa)
**Steel:** E ≈ 200 GPa (range 190-210 depending on alloy). Concrete: ~20-30 GPa. Aluminum: ~70 GPa. Wood: 10-15 GPa. Rubber: 0.01-0.1 GPa.
Higher E = stiffer material.
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