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11.44 A 1-in.-diameter ASTM A36 steel tie rod, 30 ft long, is used to tie together...
For a 10 ft long A36 solid steel shaft with diameter equaling 4", undergoing a torque...
For a 10 ft long A36 solid steel shaft with diameter equaling 4", undergoing a torque of 100,000 ft lb, what is the angle of twist? The Modulus of Rigidity/Shear Modulus of A36 steel is 11x10 psi. 0.0435 rad O 233 x 104 rad O 0.522 rad O 4.66 x 10-4 rad Question 26 Which of the following corresponds to positive internal shear, using the sign convention for shear/moment diagrams in our text? Question 27 Stress is maximum at the...
A 25mm diameter steel rod 1.5m long is being used in a rigid structure. For this...
A 25mm diameter steel rod 1.5m long is being used in a rigid structure. For this steel the Ultimate Tensile Stress is 410 MPa Young’s Modulus is 200 GPa The rod is to be subjected to a tension load of 40 kN. Design requirements are that the rod cannot extend by more than 0.5 mm and that there is a Factor of Safety of 5 for the tensile stress. Determine whether or not the rod is adequate for the task:...
Two students pick up a 1 ft long steel rod from the shop floor, one student...
Two students pick up a 1 ft long steel rod from the shop floor, one student lifting each end of the rod. The rod has a diameter of 0.875 in. and it weighs 2.052 lb/ft. The section modulus of the rod is 0.0658 in.3. What is the maximum bending stress magnitude that is produced in the rod as the students hold it above the floor?
1. A 520 mm long and 3.3 mm diameter mild steel rod undergoes a stress test....
1. A 520 mm long and 3.3 mm diameter mild steel rod undergoes a stress test. A tensile force of 30200 N is applied and the rod extends by 0.05 mm. (i) Calculate the nominal stress. (ii) Calculate the nominal strain. (iii) Calculate Young's Modulus. (Answer format: Standard form, No thousands separator, Two decimals, Optional Unit if any)
Select a 30-ft long pair of angles (double-angles), A36 steel, to support a tensile dead load...
Select a 30-ft long pair of angles (double-angles), A36 steel, to support a tensile dead load of 65 k and a live load of 22 k for the case assigned. Assume the angles are separated back-to-back % in. by a connected gusset plate, and that the connection is welded. Neglect block shear, design for long legs back-to-back LLBB using and use a conservative shear lag factor of U = 0.85. Slenderness ratio is not exceed 300. Components of problem: •...
1. A steel bar is placed between two rigid, unyielding walls, as shown, with only one end attached. The gap is 0.008 inches a. Calculate the temperature to close the gap. b. Calculate the stress...
1. A steel bar is placed between two rigid, unyielding walls, as shown, with only one end attached. The gap is 0.008 inches a. Calculate the temperature to close the gap. b. Calculate the stress developed in the bar when the temperature rises by 100°F c. Calculate the size of the gap if the temperature drops by 70°F. 15.50 answer sheet. L. A 7/8 inch diameter magnesium alloy rod, 14.25 inches long, is subjected to an axial tens Assume a...
(1) A 2.5-in-diameter steel rod (E=30 Mpsi) is 30 in long and loaded by 20000 lbf...
(1) A 2.5-in-diameter steel rod (E=30 Mpsi) is 30 in long and loaded by 20000 lbf normal force. What is the spring rate for tension? What is deformation?
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on...
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on a 300 mm length was 0.22 mm under a tensile load of 17 KN. Find the value of E. (2.5 Marks) Answer: Q2. A prismatic bar has a cross section of 25 mm x 50 mm and a length of 2m under an axial force of 90 KN. The measured elongation of the bar is 1.5 mm. Compute the tensile stress and strain in...
1. A tensile force of 100 kN is applied on a 0.02 m diameter 2 m...
1. A tensile force of 100 kN is applied on a 0.02 m diameter 2 m length rod. After applying the load, the diameter of the rod decreases to 0.01998 m and the length increases to 2.01 m. What is the Poisson's Ratio of this material? 2. A tensile force of 100 kN is applied on a 0.02 m diameter 2 m length rod. After applying the load, the diameter of the rod decreases to 0.01998 m and the length...
i only need help with Q3 CEE 216 Civil Engineering Materials Steel 1. A 32-mm rebar...
i only need help with Q3
CEE 216 Civil Engineering Materials Steel 1. A 32-mm rebar with a gauge length of 200 mm was subjected to tension to fracture according to ASTM E-8 method. The load and deformation data collected are shown in Table 1. Create a spreadsheet to complete the following. Table 1. Load and displacement data for a 32-mm rebar sample subjected to an increasing tensile load a. Create a plot of stress-strain. Label the axes and show...
For a 10 ft long A36 solid steel shaft with diameter equaling 4", undergoing a torque of 100,000 ft lb, what is the angle of twist? The Modulus of Rigidity/Shear Modulus of A36 steel is 11x10 psi. 0.0435 rad O 233 x 104 rad O 0.522 rad O 4.66 x 10-4 rad Question 26 Which of the following corresponds to positive internal shear, using the sign convention for shear/moment diagrams in our text? Question 27 Stress is maximum at the...
Select a 30-ft long pair of angles (double-angles), A36 steel, to support a tensile dead load of 65 k and a live load of 22 k for the case assigned. Assume the angles are separated back-to-back % in. by a connected gusset plate, and that the connection is welded. Neglect block shear, design for long legs back-to-back LLBB using and use a conservative shear lag factor of U = 0.85. Slenderness ratio is not exceed 300. Components of problem: •...
1. A steel bar is placed between two rigid, unyielding walls, as shown, with only one end attached. The gap is 0.008 inches a. Calculate the temperature to close the gap. b. Calculate the stress developed in the bar when the temperature rises by 100°F c. Calculate the size of the gap if the temperature drops by 70°F. 15.50 answer sheet. L. A 7/8 inch diameter magnesium alloy rod, 14.25 inches long, is subjected to an axial tens Assume a...
(1) A 2.5-in-diameter steel rod (E=30 Mpsi) is 30 in long and loaded by 20000 lbf normal force. What is the spring rate for tension? What is deformation?
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on a 300 mm length was 0.22 mm under a tensile load of 17 KN. Find the value of E. (2.5 Marks) Answer: Q2. A prismatic bar has a cross section of 25 mm x 50 mm and a length of 2m under an axial force of 90 KN. The measured elongation of the bar is 1.5 mm. Compute the tensile stress and strain in...
1. A tensile force of 100 kN is applied on a 0.02 m diameter 2 m length rod. After applying the load, the diameter of the rod decreases to 0.01998 m and the length increases to 2.01 m. What is the Poisson's Ratio of this material? 2. A tensile force of 100 kN is applied on a 0.02 m diameter 2 m length rod. After applying the load, the diameter of the rod decreases to 0.01998 m and the length...
i only need help with Q3
CEE 216 Civil Engineering Materials Steel 1. A 32-mm rebar with a gauge length of 200 mm was subjected to tension to fracture according to ASTM E-8 method. The load and deformation data collected are shown in Table 1. Create a spreadsheet to complete the following. Table 1. Load and displacement data for a 32-mm rebar sample subjected to an increasing tensile load a. Create a plot of stress-strain. Label the axes and show...
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