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From the graph below, what is C?

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in Concrete Technology by (122k points)
From the graph below, what is C?

(a) Unloading

(b) Loading

(c) Permanent strain unrecovered

(d) Resilient strain recovered

This question was addressed to me in final exam.

My doubt stems from Mechanical Properties of Aggregates topic in portion Aggregates and Testing of Aggregates of Concrete Technology

1 Answer

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Right choice is (c) Permanent strain unrecovered

The best I can explain: According to Highway Construction and Maintenance, they prepared a graph of aggregates for stress vs strain in which they came to a conclusion C is Permanent strain unrecovered.

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