A cylindrical rod with a length of 380 mm and a diameter of 10 mm is tobe subjected to a tensile load. The rod must not experience plastic deforma-tion or an increase in length of more than 0.9 mm when a load of 24.5 kN isapplied. Which of the four materials listed in Table P1.11 are possible candi-dates? Justify your answer.TABLE P1.11MaterialElastic Modulus, GPa Yield Strength, MPa Tensile Strength, MPaСopper110248289AluminumalloySteelBrass alloy70255420207101448551345420

Solution; The material must be having a yield strength greater than σ=FA=24500 Nπ10*10-3m2=312 MPa…

Answered: A cylindrical rod with a length of 380…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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PLEASE SHOW THE COMPLETE AND CORRECT SOLUTION with fbd. Please don't post this question on google. Please. Subject : Strength of Materials ( Economic Section)
1. The following data were obtained during a tension test of an aluminum alloy. The initial diameter of the test specimen was 0.505 in. and the gage length was 2.0 in. Load (lb) 0 2 310 4 640 6 950 9 290 11 600 12 600 Elongation (in.) 0.00220 0.00440 0.00660 0.00880 0.0110 0.0150 Load (lb) 14 000 14 400 14 500 14 600 14 800 14 600 13 600 Elongation (in.) 0.020 0.025 0.060 0.080 0.100 0.120 Fracture Plot the stress-strain diagram and determine the following mechanical properties: (a) proportional limit; (b) modulus of elasticity; (c) yield point; (d) yield strength at 0.2% offset; (e) ultimate strength; and (f) rupture strength.
DURING THE STRESS-STRAIN TEST, THE UNIT DEFORMATION AT A STRESSOF 30 MPa WAS OBSERVED TO BE 110 x 10-6 mm/mm AND AT A STRESS0F 130 MPa IT WAS 520 X 10-6 mm/mm. IF THE PROPORTIONAL LIMITWAS 250 MPa, WHAT IS THE MODULUS OF ELASTICITY? WHAT IS THESTRAIN CORRESPONDING TO A STRESS OF 150 MPa?
If a steel column with cross-sectional area A = 1000 mm^2 modulus of elasticity E = 200 MPa and length of 10 m is subjected to 2 kN axial tension, compute for its axial deformation
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2. When a cylindrical body is subjected to uniaxial tensile force, which types of stresses are formed within the body? Show the locations of stresses on an appropriate sketch. 3. (a) If you were designing a metallic tool to be used at very low temperatures (negative temperatures), which material class would be the best option? (b) If you wanted to increase the strength of that tool for that very low temperature, which strengthening method would be the best option? Briefly explain your answer.
A tensile test is performed on a brass specimen 10 mm indiameter using a gage length of 50 mm. When the tensile load Preaches a value of 20 kN, the distance between the gagemarks has increased by 0.122 mm. a) What is the modulus of elasticity E of the brass? b) If the diameter decreases by .00830 mm,what is Poisson's ratio? 10mm PO 50mm. P
A 5ft long rod with a 0.63 inch diameter is subjected to a 10,661lb tensile load. What is the tensile stress in ksi? Answer to two decimal places.
2. A cube made of an alloy with dimensions of 50mmx50mm×50mm is placed into a pressure chamber and subjected to a pressure of 80 MPa. If the modulus of elasticity of the alloy is 200 GPa and Poisson's ratio is 0.30, what will be the length of each side of the cube, assuming that the material remains within the elastic region?
A tensile test specimen of stainless steel alloy having a diameter of 0.495 in. and a gage length of 2.00 in. was tested to fracture. Stress and strain data obtained during the test are shown. Determine the modulus of elasticity. 120 Upper scale 90 60 Lower scale 30 0.040 0.004 0.060 0.006 0.120 0.012 0.020 0.100 0.010 0.0 0.080 0.008 0.0 0.002 Strain (in./in.) Stress (ksi)
An aluminum tube has an outside diameter of 2.5 inches will be used to support 27 kips of load. If the normal stress in the member must be limited to 18 ksi, how thick in inches should the aluminum be? Note: Draw the Free Body Diagram, include the units/dimensions, use the proper formula and round-off all the answers and final answers to 3 decimal places.
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