Identity all applicable failure theories. O a. Octahedral shear stress theory O b. Modified-Mohr theory Oc Distortion energy theory (DE) O d. Maximum principal stress theory e. Ductile Coulomb-Mohr theory Maximu SI

Q: Maximum Principal Stress Theory is not good for brittle materials. a) True b) False

A: Given statement - Maximum Principal Stress Theory is not good for brittle materials.

Q: he values of stress amplitude and stress ratio

A: Given ; From the given figure; Fluctuating fatigue load Find the stress amplitude and stress ratio ?…

Q: Problem 1 (6-1 , Eringen) Prove that in a nonlinear, isotropic, elastic solid the only possible…

A: given; prove that in a nonlinear ,isotropic , elastic solid the only possible initial stress is a…

Q: Q2) Based on data below, draw the S-N curve for fatigue test if the specimen have neck diameter 5mm,…

A: Write the formula for the maximum stress at the neck. S=32PLπd3 Here, S is the maximum stress, P is…

Q: 1) Determine the minimum factor of maximum-shear-stress (MSS) theory and the distortion-energy (DE)…

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Q: An ASTM cast iron, grade 30, has ultimate strength at tension Sut = 358 MPa, and at compression Suc…

A: Given data as per question  Ultimate strength at tension Sut = 358 MPa Compression Suc = 1,000 MPa…

Q: In figure below, if the stress is applied at a frequency of 10 Hz,the material fails in 16minutes…

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Q: beam b= 0.2m %3D

A: Given

Q: (a) The dependence of failure modes on temperature. (b) The effect of temperature changes and stress…

A: From the given graph for Izod impact test and creep test results for nylon thermoplastic polymer, We…

Q: Question 2)) In this figure .A 50mm diameter agitator propeller shaft of is utilized to drive a…

A: Given data: The diameter of the shaft is d = 50 mm. The compressive load on the shaft is P = 125…

Q: A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa.…

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Q: Bar of steel, (yield strenght Sy = 462 MPa) is subjected to the following stresses; σx = 171 MPa ,…

A: Since factor of safety greater than 1 hence bar will not fail. We can find the factor of safety (FS)…

Q: A solid shaft made of a ductile brass alloy is subjected to an array of loads, resulting in the…

A: Maximum shear stress theory Maximum shear stress theory is also known as Guest's theory. According…

Q: 600 400 3 kN 00,

A: Given:Yield strength of Steel, Syt=480 MPaFactor of safety=2

Q: An element is loaded by stresses Ox = 10 ksi, ɑ,= -5 ksi, and ty = 15 ksi. The component is made of…

A: Given:σx=10 ksiσy=-5 ksiτxy=15 ksiSyt=50 ksiSyc=90 ksi

Q: 2. Consider a bar of AISI 1015 cold-drawn steel. Using the distortion-energy and…

A: Principal stresses, σA=30 kpsiσB=15 kpsiYield strength for AISI 1015 cold drawn steel ,Syt=47100 psi…

Q: The stresses on the surface of a ductile alloy component 50 MPa are as pictured. The yield strength…

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Q: Question 5 Answer the following questions concisely (no more than half a page per question): a What…

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Q: Problem 1·16 At a point in a structural member subjected to plane stress, the state of stress is :…

A: At a location in a structural part that has been exposed to plane stress, we know.If the yield…

Q: A material is subjected to plane stress. Express the distortion energy theory of failure in terms of…

A: According to distortion  energy theory for plane stress : σ12-σ1σ2+σ22=σY2 here, σ1,σ2 are principal…

Q: 5) A large plate (Sy-1000 MPa, Su-1200 MPa, E-210 GPa, vu0.3, Kic-10 MPa Vm ) with a thickness of 10…

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Q: Produced from xCy steel material by machining method, the shaft is bedded at C and D points. With…

A: Given Data and initial Calculation :-

Q: Questions 2: A solid circular shaft has a diameter d and subjected to a bending moment M and torque…

A: Solution:

Q: An ASTM cast iron, grade 30, has ultimate strength at tension Sut = 356 MPa, and at compression Suc…

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Q: An ASTM cast iron, grade 30, has ultimate strength at tension Sut = 345 MPa, and at compression Suc…

A: The ultimate tensile strength (UTS) of a material is the highest stress it can withstand when…

Q: escribe the stress analysis process and the concept of the following failure theories for mechanical…

A: 1.Maximum normal stress theory(MNST) This stress theory can be employed in safety calculations if a…

Q: la. In the design of a pressure vessel, the leak-before-break criterion is used considering the…

A: Fracture toughness is a expression of a material's resistance to crack propagation. When there is…

Q: A solid shaft made of a ductile brass alloy is subjected to an array of loads, resulting in the…

A: Given; The maximum principle stress, σ1 = 40.84 ksi The maximum principle stress, σ2 = -12.55 ksi

Q: 7/8" Bolts Gusset t = 1/2" V Thickness plate Tension plate 3" A36 Steel 13" 3" P,= ? и 3" Find the…

A: There are 3 major modes of failure in this case: 1. Shear failure 2. Tensile failure of the plate 3.…

Q: b-the true stress (in MPa) and true strain at failure. do = 14mm Io=55mm de=10.5mm Iş=73.7mm %3D

A: Stress is the intensity of force acting over a unit area. It is denoted by the symbol σ. Engineering…

Q: • Calculate the factor of safety of the material under maximum shear stress and maximum distortion…

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Q: Using the distortion-energy and maximum-shear-stress theories determine the factors of safety for…

A: dear student please rate me positive :) distortion energy method . A)

Q: The fluctuating stresses listed in the table are found at a critical location of a component made of…

A: The ultimate aim of the design is to prepare a drawing or chart in such a way that the resulting…

Q: Consider that the solid's yielding shear strength S., is 2.5 Mpa and its yielding tensile strength…

A: For solution refer below images.

Q: At a critical point in a component, the state of stress is given as Oxx = 100 MPa, Oyy = 220 MPa,…

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Q: A ductile AISI 1020 cold-drawn steel with Sy=Syc=220 Mpa using the distortion-energy and maximum…

A: Given: The yield strength of the material, Syt = 220 MPa   For condition (1), The minimum principle…

Q: A 30mm diameter shaft has the following material properties: Su = 900MPa, f= 0.9, Ks = 1.67, K =…

A: Given data: Sut=900 MPaf=0.9KG=1.67Kf=2.48Endurance limit=270 MPa Need of determine the number of…

Q: Required information A brittle material has the properties Sut = 30 kpsi and Suc= 90 kpsi. Using the…

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Q: hree cases of plane stress at yield or fracture are shown in the figures. Examine each case and…

A: Maximum Normal stress theory: This criterion of failure is accredited to British engineer (1850), W…

Q: IN and a tonque T-50 N.m. The material is steel with Sy- 480 MPa. Using the distortion energy (Von…

A: for solution refer below images.

Q: The figure below shows a helical compression spring. According to our analysis the most likely…

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Q: he principal stresses at a point in a critical section of a machine component are sigma_{1} = 60MPa,…

A: Given:σ1=60 MPaσ2=5 MPaσ3=-40 MPaσy=200 MPa

Q: What is the safety factor against yielding of a 4140 steel shaft. 22 in OD, 0.45 inch wall…

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Q: Problem 2: Determine the Factor of Safety for the following condition: (a) Using distortion-energy…

A: 1 2

Q: fa commercially availat etched in the Figure sho cast iron (brittle material ral axis upto 2 digits…

A: F = 13 KN For the cross section Let centrodial axis is at distance x  from inner face.   x = ∑Ai…

Q: An agitator propeller shaft of 50mm diameter is utilized to drive a rotor blade in a mixer. As a…

A: Answer: (a) The principle stresses are 71.004 MPa and -134.666 MPa. (b) The propeller shaft is safe…

Q: Cantilevered rod OA is 0.5 m long, and made from AISI 1010 hot-rolled steel. A constant force and…

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Project Management Techniques

The guideways or the roadways that are undertaken to perform a project efficiently and all the tools required to accomplish the task are the general outlines for project management techniques.