Which of the following is true regarding stress-strain curve of concrete?

QuestionsCategory: Civil EngineeringWhich of the following is true regarding stress-strain curve of concrete?
VideRime Staff asked 3 years ago

Which of the following is true regarding stress-strain curve of concrete?

a) A straight line up to the failure

b) Hyperbolic up to 0.002 strain value and then a straight line up to failure

c) Parabolic up to 0.002 strain value and then a straight line up to failure  (Ans)

d) Straight line up to 0.002 strain value and then parabolic up to failure