A 1000N force is applied to a bracket as shown.
A 1000N force is applied to a bracket as shown. The part is made from cast iron. Using the Modified Mohr 1 Theory and a factor of safety of 3, specify a safe diameter for the bar. Material ASTM Class 40 Gray Cast iron
Sut = 293.03 MPa, Suc = 965.27 MPa
Homework Answers
A component experiences critical static stresses of ?x, ?y, and ?xy. The component is made of...
A component experiences critical static stresses of ?x, ?y, and ?xy. The component is made of grade 30 gray cast iron with Sut = 215 MPa and Suc = 750 MPa. Determine the factor of safety based on predicting failure by the Brittle Coulomb-Mohr theory. ?x =-500 MPa ?y =-200 MPa ?xy =0MPa
Question 3 e stress element is obtained from the critical section of a machine member made...
Question 3 e stress element is obtained from the critical section of a machine member made of ASTM Class 40 Gray Cast Iron. Find the factor of safety using the Modified Mohr 1 Theory 18Ksi 9ksi
ASTM grade 30 cast iron, Sut = 214 MPa, Suc 752 MPa Fy= 1.2 KN Fx...
ASTM grade 30 cast iron, Sut = 214 MPa, Suc 752 MPa Fy= 1.2 KN Fx -2.5 KN Fz 3 KN All the dimensions are in millimeters, and due to the fillet radius existing on the shaft the critical point is A Find the factor of safety using Coulomb Mohr failure model. 300 35 380 Fx
ASTM grade 30 cast iron, Sut = 214 MPa, Suc 752 MPa Fy= 1.2 KN Fx -2.5 KN Fz 3 KN All the dimensions...
In the rear wheel suspension of the Volkswagen Beetle, the spring motion is provided by a...
In the rear wheel suspension of the Volkswagen Beetle, the
spring motion is provided by a torsion bar fastened to an arm on
which the wheel is mounted. See Figure below. According to the
Figure, the torque in the torsion bar is created by the force Fz
acting on the wheel from the ground through a lever arm.
1) Determine the safety factors for the torsion bar based on
both the distortion energy theory (DET) and the maximum shear
stress...
A brittle material has the properties Sut= 30 kpsi and Suc= 90 kpsi. Using the brittle-Coulomb-Mohr...
A brittle material has the properties Sut= 30 kpsi and Suc= 90 kpsi. Using the brittle-Coulomb-Mohr and modified-Mohr theories, determine the factor of safety for the following states of plane stress. Ox=-22 kpsi, Oy=-22 kpsi and Txy= = -15.5 kpsi The factor of safety from the brittle-Coulomb-Mohr theory is and the factor of safety from the modified-Mohr theory is
A couple is applied to the ends of the steel shaft as shown below with a force F= 150 lb
A couple is applied to the ends of the steel shaft as shown below with a force F= 150 lb, the shaft is commercially grounded. The following properties are specified for the material Sut = 90ksi and Sy = 65ksi. The reliability specified is 95%. Find the factor of safety for the Sin shaft using the Modified Goodman Design Theory.
The stepped bar shown below is fixed at point D. Section AB is made of a...
The stepped bar shown below is fixed at point D. Section AB is made of a malleable cast iron alloy [E = 15,000 ksi, v= (1/4), Suc = 100 ksi] and section BCD is made of aircraft-grade aluminum [E = 10,000 ksi, v= = (1/3), Sut = Suc = 60 ksi). CD is hollow with an internal diameter of 0.3 inch. Find: 10 kips a. the largest stress in the iron and the aluminum. А b. the change in length...
A brittle material has the properties Sat 19 kpsi and Suc 95 kpsi. Using the brittle...
A brittle material has the properties Sat 19 kpsi and Suc 95 kpsi. Using the brittle Coulomb Mohr and modified Mohr theories, determine the factor of safety for the following 0x = 18 kpsi, Gy = 14 kpsi, Txy 0 Hint: Coulomb-Mohr Theory: Oxt Oy 2 + + If A 2 0820 A = Sut If 0 202 03 OA Sut Suc Suc If 0 2 042 OB ов a. n-1.22 b. n - 2.72 Ocn- 3.14 Od.n - 1.52...
Question 3 128 Marks 2 rectangular beam shown in the figure is subjected to a fluctuating axial f...
please draw and solve show every thing details “”
Question 3 128 Marks 2 rectangular beam shown in the figure is subjected to a fluctuating axial force. It fluctuates between 5 kN and 15 kN keeping its direction. The beam is to be machined to the dimensions shown in the figure with a transvers hole of diameter d-14 mm/ Material of the beam is AISI 1040 CD steel (S-590 stress concentration factor as 2.2. K Pa, Sy 490 MPa). Take...
A couple is applied to the ends of the rotating steel shaft as shown below with...
A couple is applied to the ends of the rotating steel shaft as shown below with a force F= 350 lb, in the form of a repeated loading. The shaft is commercially grounded. The following properties are specified for the material Sut = 110ksi and Sy = 80ksi. The reliability specified is 95%. Find the factor of safety for the 8in shaft using the Modified Goodman Design Theory for infinite life. Ignore the stress concentration at the fillet.
Question 3 e stress element is obtained from the critical section of a machine member made of ASTM Class 40 Gray Cast Iron. Find the factor of safety using the Modified Mohr 1 Theory 18Ksi 9ksi
ASTM grade 30 cast iron, Sut = 214 MPa, Suc 752 MPa Fy= 1.2 KN Fx -2.5 KN Fz 3 KN All the dimensions are in millimeters, and due to the fillet radius existing on the shaft the critical point is A Find the factor of safety using Coulomb Mohr failure model. 300 35 380 Fx
ASTM grade 30 cast iron, Sut = 214 MPa, Suc 752 MPa Fy= 1.2 KN Fx -2.5 KN Fz 3 KN All the dimensions...
In the rear wheel suspension of the Volkswagen Beetle, the
spring motion is provided by a torsion bar fastened to an arm on
which the wheel is mounted. See Figure below. According to the
Figure, the torque in the torsion bar is created by the force Fz
acting on the wheel from the ground through a lever arm.
1) Determine the safety factors for the torsion bar based on
both the distortion energy theory (DET) and the maximum shear
stress...
A brittle material has the properties Sut= 30 kpsi and Suc= 90 kpsi. Using the brittle-Coulomb-Mohr and modified-Mohr theories, determine the factor of safety for the following states of plane stress. Ox=-22 kpsi, Oy=-22 kpsi and Txy= = -15.5 kpsi The factor of safety from the brittle-Coulomb-Mohr theory is and the factor of safety from the modified-Mohr theory is
The stepped bar shown below is fixed at point D. Section AB is made of a malleable cast iron alloy [E = 15,000 ksi, v= (1/4), Suc = 100 ksi] and section BCD is made of aircraft-grade aluminum [E = 10,000 ksi, v= = (1/3), Sut = Suc = 60 ksi). CD is hollow with an internal diameter of 0.3 inch. Find: 10 kips a. the largest stress in the iron and the aluminum. А b. the change in length...
A brittle material has the properties Sat 19 kpsi and Suc 95 kpsi. Using the brittle Coulomb Mohr and modified Mohr theories, determine the factor of safety for the following 0x = 18 kpsi, Gy = 14 kpsi, Txy 0 Hint: Coulomb-Mohr Theory: Oxt Oy 2 + + If A 2 0820 A = Sut If 0 202 03 OA Sut Suc Suc If 0 2 042 OB ов a. n-1.22 b. n - 2.72 Ocn- 3.14 Od.n - 1.52...
please draw and solve show every thing details “”
Question 3 128 Marks 2 rectangular beam shown in the figure is subjected to a fluctuating axial force. It fluctuates between 5 kN and 15 kN keeping its direction. The beam is to be machined to the dimensions shown in the figure with a transvers hole of diameter d-14 mm/ Material of the beam is AISI 1040 CD steel (S-590 stress concentration factor as 2.2. K Pa, Sy 490 MPa). Take...
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