80 (5) (6) 70 (3) 60- 50 40- (1) 30 20 10- 0+ Strain
Q: After fracture, the total length was 53.086 mm and the diameter was 9.982 mm. Plot the engineering…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
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Q: Problem 4: A tensile test is carried out on a bar of a mild steel of diameter 2 cm. the bar yields…
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A: cup and cone fracture:
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Q: Problem 1.4. A tensile test was conducted on a mild steel bar. The following data was obtained from…
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Q: Q2/ A tensile test specimen has a gage length 50 mm and its cross- sectional area = 100 mm2. The…
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A: Diameter (D) =500mm Thickness (t) =25mm Pressure (P) =6.5MN/m2
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Q: Problem 1.4. A tensile test was conducted on a mild steel bar. The following data was obtained from…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…
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For the stress-strain diagram, which region or point represents fracture?
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- A round bar of 25mm in diameter undergoes a tensile load of 120kpa. The gage length is 30cm and fracture length is 33.54cm.Compute the axial strain every 10mm and the total elongation after fractured.A cylindrical steel pressure vessel 500 mm in diameter with a wall thickness of 25 mm, is subjected to an internal pressure of 6.5 MN/m2. (a) Calculate the tangential and longitudinal stresses in the steel. (b) To what value may the internal pressure be increased if the stress in the steel is limited to 120 MN/m2? (c) If the internal pressure were increased until the vessel burst, sketch the type of fracture that would occurA three-point bending test was performed on an aluminum oxide specimen having a circular cross section of radius 6.7 mm; the specimen fractured at a load of 3190 N when the distance between support points was 46 mm. Another test is to be performed on a specimen of this same material, but one that has a square cross section of 16 mm in length on each edge. At what load would you expect this specimen to fracture if the support point separation is maintained at 46 mm? Ff = ____________ N
- In a bending test for a brittle material, the distance between the supports is 300mm, the cross sectional area of the specimen is 1200 ??2and the thickness is 30mm. find the transverse rupture strength if the applied load was 1 tonA cylindrical pressure vessel is fabricated from steel plates which have a thickness of 20 mm. Thediameter of a pressure vessel is 500 mm and its length is 3.0 m. Determine the maximuminternal pressure which can be applied if the stress in the steel is limited to 140 MPa. If the theinternal pressure were increased until the vessel burst, sketch the type of fracture which wouldoccur. Write in a paper with complete solutionIn the following beam system, the beam is subjected to uniform distributed load W = 25 lb /in. Assume a = 90-inch, b = 130-inch, C = 40 inch and d = 50 inch a) Determine the resultant force produced at the pin C for the distributed load, W b) What is the factor of safety that exists for pin C with respect to its fracture strength? assume that the pin at C fractures when the resultant force reaches a value 35000 lb.
- Reproduce Fig. 4.1a. Imagine that the material inquestion is viscoelastic, and that very rapid elastic loadingis followed by creep deformation over a long period of timedesignated by t2. Add to the sketch two additional curvesshowing the behavior (i) during rapid unloading to zerostress, and (ii) during a long period of time (t >> t2) at zerostress after unloading.Topic: Flexural Analysis of Beam For the beam geometry shown, determine the following: a. Cracking moment b. Has the beam section already cracked? c. Determine the bending stresses at the extreme fibers of the beama. Explain using a typical stress-strain curve, the effect that cold working has on the yield strength and ductility of a mild steel specimen. b. Sketch a typical fractured specimen of a flat ductile mild steel bar which has failed when subjected to axial tension, showing clearly the region of fracture. c. Sketch a typical fractured specimen of a flat brittle cast iron bar which has failed when subjected to axial tension, showing clearly the region of fracture.
- What is the fracture direction in a reservoir? a) Along the tensile stress and perpendicular to the normal stress 3 b) Along the maximum normal stress and perpendicular to the minimum normal stress c) Along the normal stress and perpendicular to the tensile stress d) Along the maximum tensile stress and perpendicular to the minimum tensile stressThe stress intensity factor for a partial-through thickness crack is given bywhere a is the length of of crack through a wall thickness t. If the crack is 10 mmdeep in a wall 20 mm thick determine whether the wall will support a stress of 190MPa if it is made from steel with fracture toughness of 30 MPA m1/2.Show that a tension crack will not appear in a saturatedclay if a surface stress of qs ≥ 2su is present. solve step by step please.