HW) The load on a beam with square section consists of a bending stress of 20 MPa,an axial stress of 10 MPa together with a transverse shear stress of 5 MPa. Find the factor of safety (N) of the beam made from steel (Yield strength =365 MPa, and ultimate strength=636 MPa) according to 1. Maximum principal stress theory; 2. Maximum shear stress theory; 3. Maximum principal strain theory; 4. Maximum strain energy theory; and 5. Maximum distortion energy theory.

HW) The load on a beam with square section consists of a bending stress of 20 MPa,an axial stress of 10 MPa together with a transverse shear stress of 5 MPa. Find the factor of safety (N) of the beam made from steel (Yield strength =365 MPa, and ultimate strength=636 MPa) according to 1. Maximum principal stress theory; 2. Maximum shear stress theory; 3. Maximum principal strain theory; 4. Maximum strain energy theory; and 5. Maximum distortion energy theory.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.11.5P: A square tube section has side dimension of 20 in. arid thickness of 0.5 in. If the section is used...

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