Young’s modulus of mild steel

What is Young’s modulus of mild steel?

1. 21 × 109 N/m2
2. 210 × 109 N/m2
3. 70 × 109 N/m2
4. 7 × 109 N/m2

Answer

Option 2 : 210 × 109 N/m2

Young’s modulus of mild steel