The maximum in-plane shear stress occurs on a plane that is 45° away from the principal planes. The average normal stress on this The state of stress at a point can be described by Jo| = 30 MPa , |o,| = 72 MPa , and |Tzy| = 17 MPa , acting in the directions shown (Figure 1). plane is generally not zero, but is avg = 2 The maximum shear stress is given by the following equation: Part A - In-plane shear stress 2 Tmax = +T, What is the maximum in-plane shear stress for the given state of stress? Express your answer with appropriate units to three significant figures. Once oayr and Tmax are calculated, the principal stresses can be found very directly: 01,2 = oavg + Tmax • View Available Hint(s) Tmax in-plane = 27.0 MPa igure 1 of 1> Submit Previous Answers y Correct Oy Part B - Maximum normal stress magnitude What is the principal normal stress with the largest magnitude? Express your answer with appropriate units to three significant figures. • View Available Hint(s) Txy HẢ ?

The maximum in-plane shear stress occurs on a plane that is 45° away from the principal planes. The average normal stress on this The state of stress at a point can be described by Jo| = 30 MPa , |o,| = 72 MPa , and |Tzy| = 17 MPa , acting in the directions shown (Figure 1). plane is generally not zero, but is avg = 2 The maximum shear stress is given by the following equation: Part A - In-plane shear stress 2 Tmax = +T, What is the maximum in-plane shear stress for the given state of stress? Express your answer with appropriate units to three significant figures. Once oayr and Tmax are calculated, the principal stresses can be found very directly: 01,2 = oavg + Tmax • View Available Hint(s) Tmax in-plane = 27.0 MPa igure 1 of 1> Submit Previous Answers y Correct Oy Part B - Maximum normal stress magnitude What is the principal normal stress with the largest magnitude? Express your answer with appropriate units to three significant figures. • View Available Hint(s) Txy HẢ ?

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.3.8P: An element in plane stress from the fuselage of an airplane is subjected to compressive stresses of...

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