# Numerical - Proof resilience, given area & gradual load

**Q. What is the proof resilience of a square bar of 2500 mm**^{2} and 200 mm long, when a load of 150 kN is induced gradually?

(Take E = 150 x 10^{3} Mpa)*- Published on 21 Sep 15***a.** 45 J

**b.** 8 J

**c.** 5.3 J

**d.** 6 J

**ANSWER: 6 J **