Read and Solve carefully please Write clearly and Box the Final answer Express your answer to 3 Significant figures and include appropriate units. QUESTION : Recall that for spings the Zimmerli point on the modified Goodman diagram is located at (Ssm, Ssa) = (55, 35) ksi. Suppose that a particular spring wire has a shear ultimate strength of Ssu = 89 ksi. Determine the shear endurance limit of the spring wire. Give your answer in units of ksi,

Read and Solve carefully please Write clearly and Box the Final answer Express your answer to 3 Significant figures and include appropriate units. QUESTION : Recall that for spings the Zimmerli point on the modified Goodman diagram is located at (Ssm, Ssa) = (55, 35) ksi. Suppose that a particular spring wire has a shear ultimate strength of Ssu = 89 ksi. Determine the shear endurance limit of the spring wire. Give your answer in units of ksi,

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.5.27P

See similar textbooks

Similar questions

A wine of length L = 4 ft and diameter d = 0.125 in. is stretched by tensile forces P = 600 lb. The wire is made of a copper alloy having a stress-strain relationship that may be described mathematically by =18,0001+30000.03(=ksi) in which is nondimensional and has units of kips per square inch (ksi). (a) Construct a stress-strain diagram for the material. (bj Determine the elongation, of the wire due to the Forces P. (c) IF the forces are removed, what is the permanent set of the bar? (d) If the forces are applied again, what is the proportional limit?
Solve the preceding problem for the following data: diameter LO m, thickness 48 mm, pressure 22 MPa, modulus 210 GPa. and Poisson's ratio 0.29
A 50-mm diameter cylinder is made of a brass for which the stress-strain diagram is as shown. The angle of twist is 5° in a length L = 845 mm. The three points on the nonlinear stress-strain diagram used are (0, 0), (0.0015, 55 MPa), and (0.003, 80 MPa). By fitting the polynomial T = A + By+ Cy2 through these points, the following approximate relation has been obtained. T= 46.7 x 10y-6.67 × 10122 Determine the magnitude T of torque applied to the shaft using this relation and the two equations given below. P4 Y = Ty = 2π] ρ?τὰρ 7 (MPa) 100 80 60 40 20 0 0,001 0.002 0.003 Y d = 50 mm "K The magnitude T of torque applied to the shaft is KN-m. A²
Aluminium alloy AA7475 is applied as a high strength aluminium sheet for aerospace. In preparation for its use a number of tests are carried out on sample sheets including analysis of fracture toughness. A central through-thickness crack is introduced in the sheets. The suppliers of the material quote a fracture toughness of 42 MPa m1/2. Dimensions of the sheet are demonstrated in Figure Q3, where Width W = 50 mm and thickness t = 1 mm. A stress of 447 MPa is applied. Calculate the critical crack half length ac. You may assume a value of Y = 1. Answers should be given in metres (without units) to 2 significant figures Stress intensity K = Υσ πα t W 2a ↓ F F Figure Q3- a plate of width W containing a central through-thickness crack of length 2a
0:07I | ZVAO K/s a 15all KOREK A locs.google.com 11 Q2: The extension spring shown in the figure has full-twisted loop ends. The material is AISI 1040Q&T 400FO wire. The spring has 82 coils and is close- wound with a preload of 18 Ibf. (a) Find the closed length of the spring.(b) Find the torsional stress in the spring corresponding to the preload.(c) Estimate the spring rate.(d) What load would cause permanent deformation?(e) What is the spring deflection corresponding to the load found ?in part d 0.162 in 1 in L-in R -in R. Option 1 O
A 50-mm diameter cylinder is made of a brass for which the stress-strain diagram is as shown. The angle of twist is 5° in a length L = 725 mm. The three points on the nonlinear stress-strain diagram used are (0, 0), (0.0015, 55 MPa), and (0.003, 80 MPa). By fitting the polynomial T = A + By + Cy² through these points, the following approximate relation has been obtained. T= 46.7 × 10%y-6.67 × 1012/2 Determine the magnitude Tof torque applied to the shaft using this relation and the two equations given below. Y Ty - ρφ T (MPa) 2π ζ ρ?τὰρ 100 80 60 40 20 0 0.001 0.002 0.003 Y d = 50 mm L The magnitude T of torque applied to the shaft is kN.m.
A simple rod acted by fluctuating axial force produced a fluctuating stresses as Sigma_min=100MPA, Sigma_max = 500MPA, using mod-goodman answer Q1- Q5 (Sy = 400MPA, Sut = 600MPA) %3D * The equivalent fully reversed stress is
A rectangular plate ABCD with base L = 283 mm and height H = 376 mm experiences the deformation illustrated below, resulting in the deformed plate shown by dotted lines. Determine the average shear strain y at the corner C when a = 3 mm, b = 4 mm, c = 4 mm, d = 4 mm, e = 3 mm and f = 3 mm. Assume small deformations. %Matlab input: L = 283; H = 376; a = 3; b = 4; C = 4; d = 4; e = 3; f = 3: y d B C H b A a L
Helical spring with mean diameter (Dm=30mm) and manufactured from wire with diameter (d=3mm). if the shear stress of spring material (r-300 MN/m²), axial deflection (8=30mm) and the modulus of rigidity (G =84 GN/m?). Determine: The external force (F). The number of active coils (n). 1. 2.
pls find box ur answer Determine the value of the von Mises stress at point A. The von Mises stress at point A is This problem illustrates that the factor of safety for a machine element depends on the particular point selected for analysis. Here you are to compute factors of safety, based upon the distortion-energy theory, for stress elements at A and B of the member shown in the figure. This bar is made of AISI 1006 cold- drawn steel and is loaded by the forces F= 0.55 kN, P = 4 kN, and T = 25 N-m. Given: Sy= 280 MPa. 5 15-mm D. 100 mm- MPa.
Find the equivalent stresses at Points 1 and 2 of the element with given geometry and loading conditions according to the Maximum shear stress hypothesis and the Maximum strain energy hypothesis. Shaft diameter: 20 mm, Shaft Length 120 mm, F1 = 750N, F2 = 3000N, Mb = 2400 N.mm. Steel if St37 and Safety coefficient is 2 If taken, will this stick work safely under these operating conditions? (Yield of given steel Strength 225 Mpa, Tensile strength 370 Mpa)
100 N R 19 PO A S 50 KN Z 0.9m Im W 0.2m Figure 1: Representation of the Lamp Post with Bracket 0.85m Note that: Height (h)=6 Thickness (t)=20 Calculate the ff: a. Consider that you want to evaluate a very short segment of length AL that runs along the middle of bar SW. What is the deformation along x, y and z in terms of AL? Take the case of linear-elastic behavior. G = 75 gigapascals E is 185 gigapascals Figure 2: Detailing of the Pin Support at W