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1. Consider a simply-supported beam with a triangular cross section (Fig. 1). If the allowable bending...
The beam has the triangular cross section shown. The allowable stress in bending is 150 MPa....
The beam has the triangular cross section shown. The allowable stress in bending is 150 MPa. Determine the largest allowed uniform distributed load w. 6 m 300 mm 150 mm
1) The allowable bending strength in A-A cross section is Oallow= 150 MPa. Determine the maximum...
1) The allowable bending strength in A-A cross section is Oallow= 150 MPa. Determine the maximum load P where it applied to the bar from point E (40 points). Figure 1 D 600 mm a 300 mm 20 mm В. 50 mm 25 mm 25 mm 25 mm A-A cross section
Part B - Minimum Allowable Cross-Section The rod shown in the figure below is supported by...
Part B - Minimum Allowable Cross-Section The rod shown in the figure below is supported by smooth journal bearings at A and B that exert only vertical reactions on the shaft. (Figure 2) = 1.2 m, wo = 9.6 kN/m, and the maximum allowable bending stress is Determine the smallest allowable diameter of the rod, d, if Oallow = 195 MPa. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) O 2 ?...
Problem 2 A reinforced concrete beam (see fig.) is acted on by a positive bending moment...
Problem 2 A reinforced concrete beam (see fig.) is acted on by a positive bending moment of M - 160 kNm. Steel reinforcement consists of 4 bars of 28-mm diameter. The modulus of elasticity for the concrete is E = 25 GPa while that of the steel is E, = 200 GPa. (a) Find the maximum stresses in steel and concrete. (b) If allowable stresses for concrete and steel are = 9.2 MPa and 0 -135 MPa, respectively, what is...
The simply-supported beam having I-beam cross-section as shown in figure is to carry a uniformly distributed...
The simply-supported beam having I-beam cross-section as shown in figure is to carry a uniformly distributed load over its entire 1.2m length. Specify the maximum allowable load if the beam is made from malleable iron, ASTM A220, class 80002. The allowable tensile stress is 164 MPa and allowable compressive stress is 412 MPa. The centroid of the section is located at 35 mm from the bottom and moment of inertia are Ix = 2.66 x 10 mm". (a) Draw loading...
CA) 1 in 2 in Fig. 1a Fig. 1b Cross-section Problem. 1. A simply supported beam...
CA) 1 in 2 in Fig. 1a Fig. 1b Cross-section Problem. 1. A simply supported beam of length L = 10 ft has a rectangular cross-section, with a height of 2 inches and a width of 1 inch. The bending stresses should not exceed 50 ksi. a) What is the largest allowable point load P that can be applied at the mid-span (i.e. in the middle of the beam)? b) What is the largest allowable constant distributed load that can...
A bar having the cross section shown has been formed by securely bonding brass and aluminum...
A bar having the cross section shown has been formed by securely bonding brass and aluminum stock. Using the data given in the table, determine the largest permissible bending moment when the composite bar is bent about a vertical axis. Take x= 46 mm. Modulus of elasticity Allowable stress Aluminum 70 GPa 100 MPa Brass 105 GPa 160 MPa 10 mm 10 mm Aluminum 10 mm Brass 10 mm |_40 mm / 1 The largest permissible bending moment when the...
The two cylindrical rod segments are fixed to the rigid walls such that there is a...
The two cylindrical rod segments are fixed to the rigid walls such that there is a gap of 0.01 in. between them when T_1 = 60 degree F. What larger temperature T_2 is required in order to just close the gap? Each rod has a diameter of 1.25 in. Determine the average normal stress in each rod if T_2 = 300 degree F. Take alpha_cu = 13(10^-6)/degree F, E_al = 10(10^3) ksi, (sigma_Y)_al = 40 ksi, alpha_cu = 9.4 (10^-6)/degree...
The built-up beam is made of steel as shown in Figure 1. Knowing that modulus of...
The built-up beam is made of steel as shown in Figure 1. Knowing that modulus of elasticity for the steel is E = 200 GPa 150 mm 20 mm 150 mm 150 mm 10 mm M '10 mm 300 mm А Figure 1 (1) If the allowable tensile and compressive stress for the beam are allow tension = 140 MPa and o = 210 MPa. allow compression respectively, determine the maximum allowable internal moment M that can be applied Determine...
Question 3 For the simply supported steel beam with cross section and loading shown (see Figure...
Question 3 For the simply supported steel beam with cross section and loading shown (see Figure 3a), knowing that uniformly distributed load w=60 kN/m, Young modulus E = 200 GPa, and yield stress Cyield=200 MPa (in both tension and compression). ул 15 mm w=60 kN/m ... 1 B A 15 mm + 300 mm IC - i 2.5m 1 1 15 mm 7.5m 1 150 mm Figure 3a (a) Check if: the beam is safe with respect to yielding (using...
The beam has the triangular cross section shown. The allowable stress in bending is 150 MPa. Determine the largest allowed uniform distributed load w. 6 m 300 mm 150 mm
1) The allowable bending strength in A-A cross section is Oallow= 150 MPa. Determine the maximum load P where it applied to the bar from point E (40 points). Figure 1 D 600 mm a 300 mm 20 mm В. 50 mm 25 mm 25 mm 25 mm A-A cross section
Part B - Minimum Allowable Cross-Section The rod shown in the figure below is supported by smooth journal bearings at A and B that exert only vertical reactions on the shaft. (Figure 2) = 1.2 m, wo = 9.6 kN/m, and the maximum allowable bending stress is Determine the smallest allowable diameter of the rod, d, if Oallow = 195 MPa. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) O 2 ?...
Problem 2 A reinforced concrete beam (see fig.) is acted on by a positive bending moment of M - 160 kNm. Steel reinforcement consists of 4 bars of 28-mm diameter. The modulus of elasticity for the concrete is E = 25 GPa while that of the steel is E, = 200 GPa. (a) Find the maximum stresses in steel and concrete. (b) If allowable stresses for concrete and steel are = 9.2 MPa and 0 -135 MPa, respectively, what is...
The simply-supported beam having I-beam cross-section as shown in figure is to carry a uniformly distributed load over its entire 1.2m length. Specify the maximum allowable load if the beam is made from malleable iron, ASTM A220, class 80002. The allowable tensile stress is 164 MPa and allowable compressive stress is 412 MPa. The centroid of the section is located at 35 mm from the bottom and moment of inertia are Ix = 2.66 x 10 mm". (a) Draw loading...
CA) 1 in 2 in Fig. 1a Fig. 1b Cross-section Problem. 1. A simply supported beam of length L = 10 ft has a rectangular cross-section, with a height of 2 inches and a width of 1 inch. The bending stresses should not exceed 50 ksi. a) What is the largest allowable point load P that can be applied at the mid-span (i.e. in the middle of the beam)? b) What is the largest allowable constant distributed load that can...
A bar having the cross section shown has been formed by securely bonding brass and aluminum stock. Using the data given in the table, determine the largest permissible bending moment when the composite bar is bent about a vertical axis. Take x= 46 mm. Modulus of elasticity Allowable stress Aluminum 70 GPa 100 MPa Brass 105 GPa 160 MPa 10 mm 10 mm Aluminum 10 mm Brass 10 mm |_40 mm / 1 The largest permissible bending moment when the...
The two cylindrical rod segments are fixed to the rigid walls such that there is a gap of 0.01 in. between them when T_1 = 60 degree F. What larger temperature T_2 is required in order to just close the gap? Each rod has a diameter of 1.25 in. Determine the average normal stress in each rod if T_2 = 300 degree F. Take alpha_cu = 13(10^-6)/degree F, E_al = 10(10^3) ksi, (sigma_Y)_al = 40 ksi, alpha_cu = 9.4 (10^-6)/degree...
The built-up beam is made of steel as shown in Figure 1. Knowing that modulus of elasticity for the steel is E = 200 GPa 150 mm 20 mm 150 mm 150 mm 10 mm M '10 mm 300 mm А Figure 1 (1) If the allowable tensile and compressive stress for the beam are allow tension = 140 MPa and o = 210 MPa. allow compression respectively, determine the maximum allowable internal moment M that can be applied Determine...
Question 3 For the simply supported steel beam with cross section and loading shown (see Figure 3a), knowing that uniformly distributed load w=60 kN/m, Young modulus E = 200 GPa, and yield stress Cyield=200 MPa (in both tension and compression). ул 15 mm w=60 kN/m ... 1 B A 15 mm + 300 mm IC - i 2.5m 1 1 15 mm 7.5m 1 150 mm Figure 3a (a) Check if: the beam is safe with respect to yielding (using...
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