For a simply supported I-section beam of length L subjected to a concentrated load W at the midpoint, what is the length of the elasto-plastic region forming the plastic hinge?

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Subject: Theory of Structurescivil-engineering-mcqs › theory-of-structures
Published: 17 Jan 2019
Last updated: 28 May 2026

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Explanation

When a simply supported I-section beam with span L is loaded at the center, the plastic hinge develops an elasto-plastic zone whose length is typically one fifth of the beam's span, i.e., L/5.

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For a simply supported I-section beam of length L subjected to a concentrated load W at the midpoint, what is the length of the elasto-plastic region forming the plastic hinge?

Explanation

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