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of /home/abouaayt/public_html/aboutcivil/answers/qa-plugin/user-management/layer.php what is strees and strain? - Civil Engineering Technical Questions Answers - Ask a Civil Engineer
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what is  strees and strain?

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stress is load divided by area with unit of MPA(n/mm2)and strain is ratio of elongation in length due to force to the original length with no unit.
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