Questions 61–61 of 61. Imported answers require independent review unless marked reviewed.

Topic practice 61 questionsPage 7 of 7

Question 43

Open question
CE-2NAT2 marksNeeds review
A 2 m long, axially loaded mild steel rod of 8 mm diameter exhibits the load-displacement (

-

) behavior as shown in the figure.
Diagram for Civil Engineering question 43

Assume the yield stress of steel as 250 MPa. The complementary strain energy (in N-mm) stored in the bar up to its linear elastic behavior will be

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