2. Given the box beam shown below, and concentrated load P=3500#. a. What is the magnitude of the horizontal shear stress at point A? b. What is the bending stress at point A? c. Draw a stress element representing that state of stress. Draw Mohr's circle for the state of stress. d. Find the principal stresses and directions at point A and indicate them on Mohr's circle. P 4 in. L in k Jklin

2. Given the box beam shown below, and concentrated load P=3500#. a. What is the magnitude of the horizontal shear stress at point A? b. What is the bending stress at point A? c. Draw a stress element representing that state of stress. Draw Mohr's circle for the state of stress. d. Find the principal stresses and directions at point A and indicate them on Mohr's circle. P 4 in. L in k Jklin

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 7.4.17P

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-18 through 7.4-25 An clement in plane stress is subjected to stresses a,, ay., and axy. (see figure). Using Mohr’s circle, determine (a) the principal stresses and (b) the maximum shear stresses and associated normal stresses. Show all results on sketches of properly oriented elements.
through 7.4-25 An clement in plane stress is subjected to stresses sx,??y,and txy. (see figure). Using Mohr’s circle, determine (a) the principal stresses and (b) the maximum shear stresses and associated normal stresses. Show all results on sketches of properly oriented elements.
Through 7.4-25 An clement in plane stress is subjected to stresses x,y, and r. (see figure). Using Mohr’s circle, determine (a) the principal stresses and (b) the maximum shear stresses and associated normal stresses. Show all results on sketches of properly oriented elements. 7.422x=29.5,y=29.5MPa,xy=27MPa
-18 through 7.4-25 An clement in plane stress is subjected to stresses ax,ay., and txy. (see figure). Using Mohr’s circle, determine (a) the principal stresses and (b) the maximum shear stresses and associated normal stresses. Show all results on sketches of properly oriented elements. 7.4-18 sx= 2900 kPa, sy= 9100 kPar,txy=-3750kPa
‘7.3-11 The stresses on an element are sx= -300 psi and sy= 600 psi. Find the maximum shear stresses on the element and show them on a sketch of a properly oriented clement.
The stresses acting on an element are x= 750 psi, y= 600 psi, and xy = 400 psi. Determine the principal stresses and show them on a sketch of a properly oriented element.
Question 2)  arm of Figure  B  from point x z  plane, a horizontal angle of θ = 44 ° angled F = 26 kN size and a force  C  at the point   z  in the direction of M = 18 kn.m acts a moment in size.   The lengths of the arm are also given as  L 1 = 1.6 m  and  L 2 = 1.3 m  . It is desired to determine the stress state of point A on the aa section taken from the arm. The radius r of the section  is  r=0.029 m  and the shear modulus of the sleeve material is also G = 79 Gpa . According to this; Question 2-C) Find the normal stress caused by the normal force   at point A  (  Write your result in  MPa .) Question 2-D) Find the normal stress  caused by the bending moment   at point A. (Your result  MPa  in the size of  your font.)
Question 2)  arm of Figure  B  from point x z  plane, a horizontal angle of θ = 44 ° angled F = 26 kN size and a force  C  at the point   z  in the direction of M = 18 kn.m acts a moment in size.   The lengths of the arm are also given as  L 1 = 1.6 m  and  L 2 = 1.3 m  . It is desired to determine the stress state of point A on the aa section taken from the arm. The radius r of the section  is  r=0.029 m  and the shear modulus of the sleeve material is also G = 79 Gpa . According to this; Question 2-A)     Find the shear stress at point A due to the  shear force . (  Write your result in  MPa .) Question 2-B)  Find the shear stress due   to the torsional moment at point A. (  Write your result in  MPa .) Question 2-C) Find the normal stress caused by the normal force   at point A  (  Write your result in  MPa .) Question 2-D) Find the normal stress  caused by the bending moment   at point A. (Your result  MPa  in the size of  your font.)
Question 2)  arm of Figure  B  from point x z  plane, a horizontal angle of θ = 44 ° angled F = 26 kN size and a force  C  at the point   z  in the direction of M = 18 kn.m acts a moment in size.   The lengths of the arm are also given as  L 1 = 1.6 m  and  L 2 = 1.3 m  . It is desired to determine the stress state of point A on the aa section taken from the arm. The radius r of the section  is  r=0.029 m  and the shear modulus of the sleeve material is also G = 79 Gpa . According to this; Question 2-A)     Find the shear stress at point A due to the  shear force . (  Write your result in  MPa .) Question 2-B)  Find the shear stress due   to the torsional moment at point A. (  Write your result in  MPa .) Question 2-C) Find the normal stress caused by the normal force   at point A  (  Write your result in  MPa .)
Question 2) arm of Figure B from point x z plane, a horizontal angle of θ = 38 ° angled F = 29 kN force sized and C from the point z direction M = 17 kn.m acts a moment in size. The lengths of the arm are also given as L 1 = 1.5 m and L 2 = 1.1 m . It is desired to determine the stress state of point A on the aa section taken from the arm. The radius r of the section is r=0.015 m and the shear modulus of the arm material is also G = 78 Gpa . According to this; Question 2-A) Find the shear stress at point A due to the shear force . ( Write your result in MPa .) Question 2-B) Find the shear stress due to the torsional moment at point A. ( Write your result in MPa .) Question 2-C) Find the normal stress caused by the normal force at point A ( Write your result in MPa .)
State of stress at the wall and the roof of the following circular opening bafore the excavation is (a] = |0 4. Find the induced stress components at point a. R W with respect to the given x-y coordinate systerm, and expresst them in the matrix form. b. Find the total stresses at point W, and give them in matrix form. c. Repeat (a) and (b) for the roof. d. Find the stresses oy, Ciy, and tyy at point A which is located at a radial distance twice the radius of the tunnel.
Question 2) arm of Figure B from point x z plane, a horizontal angle of θ = 38 ° angled F = 29 kN force sized and C from the point z direction M = 17 kn.m acts a moment in size. The lengths of the arm are also given as L 1 = 1.5 m and L 2 = 1.1 m . It is desired to determine the stress state of point A on the aa section taken from the arm. The radius r of the section is r=0.015 m and the shear modulus of the arm material is also G = 78 Gpa . According to this; Question 2-C) Find the normal stress caused by the normal force at point A ( Write your result in MPa .) Question 2-D) Find the normal stress caused by the bending moment at point A. (Your result MPa in the size of your font.)