Thin-Walled Tubes & Non-Circular Sections

Inside this lesson

Define shear flow q for a thin-walled closed tube
Compute average shear stress using the Bredt-Batho formula
Explain why non-circular sections warp under torsion
Know when the elementary circular-shaft torsion formula cannot be used

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Interactive simulators for Mohr's circle, shear-moment diagrams, the Moody chart, and more.

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Educational content covering topics typical of a first- and second-year mechanical engineering curriculum. Not a substitute for accredited coursework, and not suitable for real structural design without review by a licensed professional engineer.