Theories of FailuresQ.24A point in a solid shaft under action ofbending moment and twisting momentdevelops principal stresses as a₁ = 80oN/mm² (tensile) and 2 = 30 N/mm²(compressive). Shaft material is ductilewith yield strength of 210 MPa, Poisson'sratio μ = 0.25. Determine the factor of safetyaccording to maximum principal straintheory.

Given data- Principal stresses- σ1=80 N/mm2 (tensile),σ2=30 N/mm2 (compressive), Yield strength-…

Theories of Failures Q.24 A point in a solid shaft under action of bending moment and twisting moment develops principal stresses as σ₁ = 80 01 o. N/mm² (tensile) and o₂ = 30 N/mm² (compressive). Shaft material is ductile with yield strength of 210 MPa, Poisson's ratio μ = 0.25. Determine the factor of safety according to maximum principal strain theory.

Theories of Failures Q.24 A point in a solid shaft under action of bending moment and twisting moment develops principal stresses as σ₁ = 80 01 o. N/mm² (tensile) and o₂ = 30 N/mm² (compressive). Shaft material is ductile with yield strength of 210 MPa, Poisson's ratio μ = 0.25. Determine the factor of safety according to maximum principal strain theory.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A hollow steel shaft with an outside diameter of 145 mm and a wall thickness of 21 mm is subjected to a pure torque of T = 6,400 N-m. (a) Determine the maximum shear stress in the hollow shaft. (b) Determine the minimum diameter of a solid steel shaft for which the maximum shear stress is the same as in part (a) for the same torque T. Answers: (a) Tmax 5 = (b) dmin= HI MPa mm
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