When using the method of sections to find the force in member AB of the truss shown, the cut is made through members AB, AD, and ED. About which point should the moments be calculated?

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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

To solve for the force in member AB using the method of sections, the moment is taken about joint D. This eliminates the forces in members AD and ED from the moment equation, allowing the force in AB to be determined directly.

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When using the method of sections to find the force in member AB of the truss shown, the cut is made through members AB, AD, and ED. About which point should the moments be calculated?

Explanation

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