b) A cylindrical shaft with 380 mm length, having a diameter of 10.0 mm, is to be subjected to a tensile load. If the rod is to experience neither plastic deformation nor an elongation of more than 0.9 mm when the applied load is 24,500 N, which of the four metals or alloys listed in Table 1 below are possible candidates? Justify your choice(s).

b) A cylindrical shaft with 380 mm length, having a diameter of 10.0 mm, is to be subjected to a tensile load. If the rod is to experience neither plastic deformation nor an elongation of more than 0.9 mm when the applied load is 24,500 N, which of the four metals or alloys listed in Table 1 below are possible candidates? Justify your choice(s).

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

A cylindrical rod 500 mm long, having a diameter of 12.7 mm, is subjected to a tensile load of 30,000 N. The rod is to experience an elongation not more than 1.3 mm and FOS ≥ 1.5 setting yield strength as a criteria. Additional constraints to be met are max specific stiffness and %EL not more than 0.15. Which of the below listed materials are possible candidates? Justify your choice(s) by making a table of constraints. Materials Modulus of Elasticity, (GPa) Yield Strength, (MPa) Tensile Strength, (MPa) Aluminum alloy 70 300 450 Titanium alloy 107 400 550 Steel alloy 207 500 750
a) A bar of normalized AISI 4130 is subjected to a steady torsional stress of 103 MPa, an alternating torsional stress of 69 MPa, and alternating bending stress of 83 MPa. It has an endurance limit of 276 MPa. Using Gerber and ASME-elliptic criteria, find the safety factors guarding against a fatigue failure and the expected life of the part. Analyse your results. b) A bar of 25 mm diameter cold-drawn SAE 1045 steel is loaded in rotating bending. Determine its endurance limit or strength.
An application requires ultimate tensile strength and yield strength ofa steel at 110 ksi and 91 ksi, respectively. Answer the following 4 questions:4.1. Can SAE 1040 steel be selected for this application?4.2. If “no” is the answer in Part I, the following Part II, III, and IV can beignored. If “yes” is the answer in Part I, which condition of SAE 1040 shouldbe selected?4.3. Why is that steel with the condition in part II selected?4.4. Is the selected steel brittle or ductile? and Why?
2. Another cylindrical component is madeof Enfennering ceramic Al203 but with different dimensions. Here, l=30 cm and the diameter is 4 cm. Assume the same Weibull modulus of 9. Calculate the level of the tensile strength for the following probability of failures: a. Pr (V) = 0.1 b. Pr (Vo) = 0.01 c. What is the survival probability and the failure probability of this component if a stress of 200 MPa is applied?
A 6-inch diameter shaft is to be used for power transmission. The material requires through hardness of Rc 55. Which material should be chosen? 6061-T6 (A) (B) (C) (D) (E) SAE 4340 SAE 1095 SAE 4130 304 stainless
A cylindrical rod 380 mm long and having a diameter of 10.0 mm is to be deformed using a tensile load of 22 KN. It must not experience either plastic deformation or a diameter reduction of more than 0.01 mm. Of the materials listed as follows, which are possible candidates? Show your solution Aluminum E-70GPa, Yield Strength 255 MPa, Poisson's ration 0.33 Brass E=105GPa, Yield Strength 345 MPa, Poisson's ration 0.34 Steel E=207GPa, Yield Strength 450 MPa, Poisson's ration 0.30 Copper E=110GPa, Yield Strength 250 MPa, Poisson's ration 0.33
A non-cold-worked cylindrical rod with an initial length of 800 mm and diameter of 15 mm is to be deformed using a tensile load of 45 kN. Of the materials listed below, which are possible candidates if you assume that failure of the system occurs when the rod plastically deforms? Do the possible candidates change if you change your assumption to the system failing at the onset of necking in the rod? Justify your choice(s). Material Young’s Modulus (GPa) Yield Strength (MPa) 1040 Steel UTS (MPa) Elongation (%) 680 205 440 25 Brass 100 185 310 68 Сopper 125 160 220 44
1. Determine which listed material below is the best candidate for a cylindrical rod of 200mm and having a diameter 20.0mm and subject to a tensile load of 55000N. The cylindrical rod should not experience plastic deformation or diameter reduction of 0.015mm. Justify your answer. Material Modulus of Elasticity (GPa) 140 Yield Strength (MPa) Poisson's Ratio 0.33 0.34 0.30 0.34 A 400 202 600 414 800 1300 214
1. An aluminium rod of circular cross section is to withstand 250kN of tensile load for a structural application. The minimum length of the rod is 4.2m but must deform elastically to no more than 7mm when the tensile force is applied. Take that the engineering yield stress limit and the Young’s modulus of the material are 260 MPa and 70 GPa respectively.If a safety factor of 2 is adequate, design an appropriate rod and state why factor of safety is important in your analysis. 2. Explain the differences in the grain structure between a metal which has been cold worked and another same cold worked piece but has been fully re-crystallised. Why are small angle grain boundaries not as effective in interfering with the motion of dislocation as high angle grain boundaries?
An application requires ultimate tensile strength and yield strength ofa steel at 110 ksi and 91 ksi, respectively. Answer the following 4 questions: Can SAE 1040 steel be selected for this application? If “no” is the answer in Part I, the following Part II, III, and IV can beignored. If “yes” is the answer in Part I, which condition of SAE 1040 shouldbe selected? Why is that steel with the condition in part II selected? Is the selected steel brittle or ductile? and Why?
Q2) Cylindrical rod with original diameter (12mm) and original length (70 mm) made of 1020 Hot-rolled steel alloy which their yield stress (207 MPa) and Young modulus (210 GPa). Tensile test was carried on this rod and it's broken under (27.5 KN) force with final diameter (10mm) and final length (84 mm). Calculate: (A) 1- Engineering fracture stress (B) If you know that the Brinell hardness for this alloy (HB=111). Estimate the tensile strength of this alloy in (MPa). 2- True fracture stress. (C) 1- Toughness gauge. 2- The percentage of elongation.
A cylindrical rod 500 mm long, having a diameter of 12.7 mm, is to be subjected to a tensile load. If the rod is to experience neither plastic deformation nor an elongation of more than 1.3 mm when the applied load is 29,000 N, which of the four metals or alloys listed below are possible candidates? Justify your choice(s).Material Modulus of Elasticity (GPa ) Yield Strength (MPa) Tensile Strength (MPa)Aluminum alloy 70 225 420Brass alloy 100 325 420Copper 110 210 275Steel alloy 207 450 550