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3). The stress tensor at a critical point of a structure from an FEA is (120...
A structure has the stresses on its most critical point (a) as shown. If the yield...
A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to make it Safe? 0x = 500...
A structure has the stresses on its most critical point (a) as shown. If the yield...
A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to make it Safe? 0x = 500...
A structure has the stresses on its most critical point (a) as shown. If the yield...
A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to make it Safe? 0x = 500...
Problem #2 [50 Points, 10 each) A structure has the stresses on its most critical point...
Problem #2 [50 Points, 10 each) A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength of fc 30 MPa, reinforced with 5-25 mm diameter steel bar at the effective depth of 500 mm. If is subjected to a moment, M 130 kN-m. Determine the following: Magnitude of the bending moment that cracks the singly-reinforced beam section. (10 pts) b. For the computed cracking moment, determine the maximum compressive stress in the concrete and the stress in the tension steel....
Fa A truss structure is used to build the transmission tower shown with dimensions and loads...
Fa A truss structure is used to build the transmission tower shown with dimensions and loads shown below. Assuming the structure does not deform out-of-plane, and that none of the members buckle, find the force and stress that each member named in the table below carries and the change in length of each of those members if they are composed of structural steel 1.8 m 4.5 m 2.7 m 8.8 m 8.1 m 4.4 kN 68 deg 3.5 k Membens...
The point loads are placed at the fixed positions shown in the figure and they are...
The point loads are placed at the fixed positions shown in the figure and they are live loads. А B D E K 12 44 w * C (centre) A b f' = 32 Mpa far = 3 MPa fs, = 500 MPa E = 200 GP E = 28600 MPa A a Cross section The following values are used for the question. • 3 m load before cracking • h = 2.5 m • P=2 KN • a =...
The point loads are placed at the fixed positions shown in the figure and they are...
The point loads are placed at the fixed positions shown in the figure and they are live loads. A B D E k w C (centre) a b f' = 32 Mpa fas= 3 MPa fsy = 500 MPa E = 200 GPa E = 28600 MPa A a Cross section The following values are used for the question. • 1 = 3 m load before cracking • 12 = 2.5 m • P = 2 kN • a =...
The point loads are placed at the fixed positions shown in the figure and they are...
The point loads are placed at the fixed positions shown in the figure and they are live loads. A B D E k w C (centre) a b f' = 32 Mpa fas= 3 MPa fsy = 500 MPa E = 200 GPa E = 28600 MPa A a Cross section The following values are used for the question. • 1 = 3 m load before cracking • 12 = 2.5 m • P = 2 kN • a =...
The point loads are placed at the fixed positions shown in the figure and they are...
The point loads are placed at the fixed positions shown in the figure and they are live loads. А B D E K 12 44 w * C (centre) A b f' = 32 Mpa far = 3 MPa fs, = 500 MPa E = 200 GP E = 28600 MPa A a Cross section The following values are used for the question. • 3 m load before cracking • h = 2.5 m • P=2 KN • a =...
A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to make it Safe? 0x = 500...
A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to make it Safe? 0x = 500...
A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to make it Safe? 0x = 500...
Problem #2 [50 Points, 10 each) A structure has the stresses on its most critical point (a) as shown. If the yield strength for the material is Sy=420 MPa. Determine the following 1. Draw Mohr's Circle for the stress element 2. Principal Stress element showing all stresses and angle 3. Maximum Shear Stress element showing all stresses and angle 4. Determine the factor of Safety of this structure against yielding. 5. If the structure fails, what would you do to...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength of fc 30 MPa, reinforced with 5-25 mm diameter steel bar at the effective depth of 500 mm. If is subjected to a moment, M 130 kN-m. Determine the following: Magnitude of the bending moment that cracks the singly-reinforced beam section. (10 pts) b. For the computed cracking moment, determine the maximum compressive stress in the concrete and the stress in the tension steel....
Fa A truss structure is used to build the transmission tower shown with dimensions and loads shown below. Assuming the structure does not deform out-of-plane, and that none of the members buckle, find the force and stress that each member named in the table below carries and the change in length of each of those members if they are composed of structural steel 1.8 m 4.5 m 2.7 m 8.8 m 8.1 m 4.4 kN 68 deg 3.5 k Membens...
The point loads are placed at the fixed positions shown in the figure and they are live loads. А B D E K 12 44 w * C (centre) A b f' = 32 Mpa far = 3 MPa fs, = 500 MPa E = 200 GP E = 28600 MPa A a Cross section The following values are used for the question. • 3 m load before cracking • h = 2.5 m • P=2 KN • a =...
The point loads are placed at the fixed positions shown in the figure and they are live loads. A B D E k w C (centre) a b f' = 32 Mpa fas= 3 MPa fsy = 500 MPa E = 200 GPa E = 28600 MPa A a Cross section The following values are used for the question. • 1 = 3 m load before cracking • 12 = 2.5 m • P = 2 kN • a =...
The point loads are placed at the fixed positions shown in the figure and they are live loads. A B D E k w C (centre) a b f' = 32 Mpa fas= 3 MPa fsy = 500 MPa E = 200 GPa E = 28600 MPa A a Cross section The following values are used for the question. • 1 = 3 m load before cracking • 12 = 2.5 m • P = 2 kN • a =...
The point loads are placed at the fixed positions shown in the figure and they are live loads. А B D E K 12 44 w * C (centre) A b f' = 32 Mpa far = 3 MPa fs, = 500 MPa E = 200 GP E = 28600 MPa A a Cross section The following values are used for the question. • 3 m load before cracking • h = 2.5 m • P=2 KN • a =...
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