sectional modulus of torsion

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• Torsion constant — The torsion constant is a geometrical property of a beam s cross section which determines the relationship between angle of twist and applied torque.For a beam of uniform cross section along its length: heta = frac{TL}{JG} heta is the angle of… …   Wikipedia

• solids, mechanics of — ▪ physics Introduction       science concerned with the stressing (stress), deformation (deformation and flow), and failure of solid materials and structures.       What, then, is a solid? Any material, fluid or solid, can support normal forces.… …   Universalium

• Polar moment of inertia — is a quantity used to predict an object s ability to resist torsion, in objects (or segments of objects) with an invariant circular cross section and no significant warping or out of plane deformation.Ugural AC, Fenster SK. Advanced Strength and… …   Wikipedia

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• Buckling — In engineering, buckling is a failure mode characterized by a sudden failure of a structural member subjected to high compressive stresses, where the actual compressive stress at the point of failure is less than the ultimate compressive stresses …   Wikipedia

• Deformation (engineering) — This article is about deformation in engineering. For a more rigorous treatment, see Deformation (mechanics). Compressive stress results in deformation which shortens the object but also expands it outwards. In materials science, deformation is a …   Wikipedia