Q. An axial pull of 50 KN is suddenly applied to a steel bar 2 m long and 1000 mm2 in cross-section. If modulus of elasticity is 200 GPa, find strain energy stored in the bar (Solved)
1. 10,000 N.mm
2. 20,000 N.mm
3. 25,000 N.mm
4. 50,000 N.mm
- d. 50,000 N.mm