Please answer all parts 4. Forging. A cylinder with original and final shapes as shown below is forged. The constitutive law forthe material of the cylinder is σ = 100 + 75€ 0.2 MPah₁ =?$30 mmFFinalф 40 ттOriginala) What was the initial height of the cylinder?b) Estimate the force required to perform the operation if = 0.3.c)What is the average flow stress for this operation?h = 20 mm

The Initial height of the cylinder is : H = 35.5 mm The force required to perform the operation is F…

Answered: 4. Forging. A cylinder with original…

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

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1) For a certain metal, the strength coefficient= 700 MPa. A tensile specimen of the metal with gage length = 150 mm is stretched to a length = 207 mm. a) Determine the value of the strain-hardening exponent for the metal that will cause the average flow stress to be 3/4 of the final flow stress after deformation. b) Determine the flow stress at the new length and the average flow stress that the metal has been subjected to during the deformation.
For a certain metal, the strength coefficient= 700 MPa. A tensile specimen of the metal with gage length = 150 mm is stretched to a length = 207 mm. a) Determine the value of the strain-hardening exponent for the metal that will cause the average flow stress to be 3/4 of the final flow stress after deformation.b) Determine the flow stress at the new length and the average flow stress that the metal has been subjected to during the deformation.
3G Z 4.5G+ l. Which of the following stress or .10 strength parameters is used in the computation of the force in an extrusion (operation (one best answer a) average flow stress O ,b) compression strength) O ,c) final flow stress) O d) tensile strength) O ?e) yield strength O
A) Suppose you need to design a tension test machine capable of testing specimens that have nominal ultimate stresses as high as σu = 100 ksi . How much force must the machine be capable of generating? Assume the testing specimen has the ASTM shape shown. B) If the maximum nominal strain is ϵf = 0.7 just before the test specimen fractures and the test machine operates by moving only one grip, how far must that grip be designed to travel? The total length of the deforming part of the specimen is 3 in .
= If you have a rod with an initial diameter 12 mm, final diameter is 10 mm and yield stress 40Mpa, it drawn with a pulling force of 300N. Calculate the requisite drawing .stress 104.55Mpa. O 78.99Mpa. O 89.25Mpa. O
Qn.1 1) A metal has a flow curve with parameters: strength coefficient 850 MPa and strain-hardening exponent = 0.30. A tensile specimen of the metal with gage length = 100 mm is stretched to a length = 157 %3D %3D %3D mm. Compute: i.the flow stress at the new length and ii.the average flow stress that the metal has been subjected to during the deformation.
1 %AV l. 1:Y0 A docs.google.com/forms/d/e مختبر ميكانيك المواد Why used two equipment in shear force and bending moment experiment (one for ?S.F and the other to B.M) إجابتك What is the relationship between the ?distance from neutral axis and stress إجابتك Explain in steps with detail, how can find the ?Young's modulus for any unknown beam إجابتك What is the meaning of + S.F, -S.F, +B.M and ?- B.M إجابتك صفحة 4 من 5 II
8. In the figure, a setup for testing an adhesive is prepared. For this, a rubber 15 KN block was taken and rigid metal sheets were attached to this block. Adhesive 15 kN as it leaves when force is applied in its severity; 40 15 KN a) The shear strength of the adhesive, b) Find the warping angle in the block at the time of break ( G = 0.4 GPa) 60 Dimensions are in mm.
A cylindrical aluminum alloy 10 mm in diameter and 70 mm long is pulled in tension with a force of 8,000N. If it is known that this alloy has a Poisson’s ratio of 0.33 and a longitudinal strain (ɛz) of 0.003, compute:a) specimen elongationb) the reduction in specimen diameter
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