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Proof stress is used when

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When a material's stress-strain curve curves smoothly without a sharp drop or plateau, use the standard \(0.2%\) (\(0.002\)) strain offset technique to define its functional yield point, known as the proof stress.

Updated On: Jun 25, 2026

Clear yield point exists
Material fractures elastically
Yield point is not well defined
Material is brittle

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The Correct Option is C

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Proof stress is used when

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The Correct Option is C

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