ermissible shear stress
Q: Why do the Ductile materials fail in shear?
A: Ductile materials are the materials which goes plastic deformation before the fracture. When any…
Q: How can we find the maximum normal and maximum shear stress at the point?
A: Normal Stress: Normal stress is the amount of stress that occurred in a member when it is loaded by…
Q: What is the true stress?
A: Need to find True stress.
Q: On principal plane shear stress is _________ Select one: a. Optimum b. Minimum c. Maximum d. Zero
A: The shear stress is zero on a principal plane.
Q: Let's assume that the stress-strain elongation curve of a high-strength steel is given by this…
A: given; stress(σ)=1.4*1010*ε3-2.9*108*ε2+2.1*106εwhere;σ=stress or yield strenthε=strain
Q: engineering and true stress strain curves for shear are similar guess
A: Given:
Q: A sheet metal cutting machine cuts the sheet metal via shear force, V as shown in Fig. 1. The…
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Q: What are the limitations of the Use of the Shear Formula?
A: The shear stress formula of a beam is given by: Here, V is the shear at the cross section. Q is the…
Q: Review In (Figure 1), oy = 11.8 ksi. Part B Determine the maximum in-plane shear stress and average…
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Q: Consider a wide, flat panel in an aircraft application which experiences fatigue stresses. The…
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Q: plane-stress
A: a. 111.8mpa
Q: The state of stress at a point is Ox=-10 kpsi, oy=10 kpsi, az=-20 kpsi, Txv=D5 kpsi, Tyz= 2 kpsi,…
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Q: the 62 MPa stress level what would be the total creep after 500 hours? Consider that t cerial is…
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Q: Define the term maximum in-plane shear stress?
A: Consider the diagram shown below for the principal stresses at a point.
Q: find the axial strain
A: Given; Young modulus =100 GPaPoisson's ratio=0.3 Find axial strain of the container material ?
Q: Define the strain (or elastic) energy release rate first in words, then as an energy-based equation.
A: To define the strain (or elastic) energy release rate first in words, then as an energy based…
Q: Yielding starts in a material when the princip stresses are 100 MPa, 100 MPa and 200 MPa. F per the…
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Q: What is the area of the tube? What is the total length of the median line? sheari
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Q: How can the theory be applied to find the maximum allowable shear stress for thick walled cylinders?
A: Answer: Maximum allowable shear stress for thick walled cylinders: As, we know that from maximum…
Q: How do you calculate the principle stresses for Mohrs Circle?
A: Mohr's circle is used to represent a plane state of stress or a two-dimensional state of stress.…
Q: Why does the shear formula not give accurate results when used to determine the shear stress?
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Q: a mean stress of 450 MPa.
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Q: Is it important to determine either the maximum principal normal stress or the maximum in-plane…
A: The maximum principle and in-plane shear stress are an essential part of the design calculation.…
Q: Define the term stress trajectory?
A: Stress Trajectory: It is the line continuously showing the changes in orientation of principal…
Q: What is Shear Stress and explain with example?
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Q: what is transverse shear stress and what is the equation and units?
A: ◆ The stress generated due to internal shear force acting on the cross-section of the beam is…
Q: Part B Assuming the plane stress condition (o, = Tyz = Tyz= 0), what is the normal stress in…
A: To obtain the strain in the y direction at point A in the plate, we have to write the transformation…
Q: 7 Principal stresses of a point in a critical section of a machine component are: ₁= 80 MPa 0₂= 5…
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Q: Why do we define engineering and true stresses for tension/compression loading but not for shear…
A: Engineering stress: It is the stress based on the initial or original cross sectional area (Ao)…
Q: What is the linear variation in the shear strain?
A: The change in shape obtained due to shear stress is defined by shear strain.
Q: Using the shear formula, how can we check to see that the allowable shear stress is not exceeded?
A: Shear stress acts parallel to the area of cross section of the member. Its magnitude at the outer…
Q: Explain the term ‘Variation/transformation’ of plane stress.
A: Stress is a measure of the internal forces in a body between its particles on the plane of…
Q: stress component oy is
A: From the given fig;Strain in the Z -direction is 0Yield strength in uniaxial tension of material of…
Q: střéss is proporti of shear stress is p r stress is proport
A: A Newtonian fluid is one in which the viscous stresses generated by its flow are linearly…
Q: STRENGTH OF MATERIALS. Please show the complete solutions. NO LONG EXPLANATION NEEDED! Rate will be…
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Q: Sx = 3600 psi, Sy = 1400 psi, Sxy = 2500 psi B = 48° The magnitude of the normal stress? The…
A: Given Data: Stress in the x-axis, Sx=-3600 Psi Stress in the y-axis, Sy=1400 Psi
Q: nd hemispherical shells, The bol and the 25 mm diameter bo able normal stress of 150 M
A: given data tank thickness = 50 mm no of bolt/ length = 40 dia of bolt =25 mm allowable stress for…
Q: What is the ratio of Young's modulus to the Shear modulus if the Poisson’s ratio is 0.5?
A: This topic is related with the relationship between elastic constant.
Q: 1. What is the difference between direct and shear stress? d for tho poimon?
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Q: Derive the following equation for computing shear stress in a solid bar along an oblique plane with…
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Q: What is the ratio of maximum shear stress to average shear stress for a circular şection?
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Q: the instantaneou ine the true stress nsile strength (K) is
A: given :final diameter D=10mmoriginal diameter Do=12mmtensile load F=60N
Q: what are t three components of shear strain?
A: shear strain is defined at point is εx=δuδx εy=δvδy γxy=δvδx+δuδy
Q: Calculate the principle stresses and the maximum shear stress.
A: Given: σx =10 Psi T σy = 25 Psi T τ = 5 Psi
Q: Note: The relationship between the true stress and the engineering stress can be Ao Ot written as,…
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Q: (Engineering and true stress-strain curves for shear are similar. Guess why?
A: Shear Rigidity: Too known as Modulus of Inflexibility, maybe a degree of material resistance…
Q: Give an example of Shear Flow in Built-Up Members?
A: Built-up members are defined as the members who are joined together by means of nails, bolts, and…
Q: (a) Find F, H, ẽ, and E for "pure shear" (homogeneous) in 2D. (b) Compare the components of ẽ and Ẽ…
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Q: Hello thanks a lot you found the shear stress values yesterday . now , can you find the total…
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i need the answer quickly
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- Derive the following formula for the distance e from the centerline of the wall to the shear center S for the hat section of constant thickness shown in the figure: Also, check the formula for the special case of a channel section (a = 0).A standpipe in a water-supply system (see figure) is 12 ft in diameter and 6 in. thick. Two horizontal pipes carry water out of the standpipe; each is 2 ft in diameter and 1 in. thick. When the system is shut down and water fills the pipes but is not moving, the hoop stress at the bottom of the standpipe is 130 psi, (a) What is the height h of the water in the standpipe? (b) If the bottoms of the pipes are at the same elevation as the bottom of the stand pipe. what is the hoop stress in the pipes?A sign is supported by a pipe (see figure) having an outer diameter 110 mm and inner diameter 90 mm. The dimensions of the sign are 2.0 m X 1.0 m, and its lower edge is 3.0 m above the base. Note that the center of gravity of the sign is 1.05 m from the axis of the pipe. The wind pressure against the sign is 1.5 kPa. Determine the maximum in-plane shear stresses due to the wind pressure on the sign at points /I, B, and C, located on the outer surface at the base of the pipe.
- A tie-down on the deck of a sailboat consists of a bent bar boiled at both ends, as shown in the figure. The diameter dBof the bar is 1/4 in., the diameter D Wof the washers is 7/8 in., and the thickness is of the fiberglass deck is 3/8 in. If the allowable shear stress in the fiberglass is 300 psi, and the allowable bearing pressure between the washer and the fiberglass is 550 psi, what is the allowable load P allowon the tie-down?The composite beam shown in the figure is simply supported and carries a total uniform load of 40 kN/m on a span length of 4.0 m. The beam is built of a southern pine wood member having cross-sectional dimensions of 150 mm × 250 mm and two brass plates of cross-sectional dimensions 30 mm × 150 mm. Determine the maximum stresses (7b and ctwin the brass and wood, respectively, if the moduli of elasticity are EB= % GPa and Ew= 14 GPa. (Disregard the weight of the beam.) Find the required thickness of the brass plates so that the plate and wood reach their allowable stress values of Eb= 70 MPa and t Ew= 8.5 MPa simultaneously under the maximum moment. What is the maximum moment?Solve the preceding problem for a column with e = 0.20 in,, L = 12 ft, I = 2L7in4, and E = 30 × 106psi.
- A beam of wide-flange shape, W 8 x 28, has the cross section shown in the figure. The dimensions are b = 6.54 in., h = 8.06 in., fw = 0.285 in., and tf = 0.465 in.. The loads on the beam produce a shear force V = 7.5 kips at the cross section under consideration. Use center line dimensions to calculate the maximum shear stress raiaxin the web of the beam. Use the more exact analysis of Section 5,10 in Chapter 5 to calculate the maximum shear stress in the web of the beam and compare it with the stress obtained in part .A cantilever beam(Z, = 6 ft) with a rectangular cross section (/> = 3.5 in., h = 12 in.) supports an upward load P = 35 kips at its free end. (a) Find the state of stress ((7T, o^., and r in ksi) on a plane-stress element at L/2 that is i/ = 8 in. up from the bottom of the beam. Find the principal normal stresses and maximum shear stress. Show these stresses on sketches of properly oriented elements. (b) Repeat part (a) if an axial compressive centroidal load N = 40 kips is added at BA simple beam with a rectangular cross section (width, 3,5 inL; height, 12 in,) carries a trapczoi-dally distributed load of 1400 lb/ft at A and 1000 lb/ft at B on a span of 14 ft (sec figure). Find the principal stresses 2 and the maximum shear stress r__ at a cross section 2 ft from the left-hand support at each of the locations: (a) the neutral axis, (b) 2 in. above the neutral axis, and (c) the top of the beam. (Disregard the direct compressive stresses produced by the uniform load bearing against the top of the beam.)
- A thin-walled aluminum tube of rectangular cross section (sec fig me) has a centerline dimensions b = 6.0 in. and b = 4.0 in. The wall thickness t is constant and equal to 0.25 in. Determine the shear stress in the tube due to a torque T = 15 kip-in. Determine the angle of twist (in degrees) if the length L of the tube is 50 in. and the shear modulus G is 4.0 x 106 psi.A beam with a T-section is supported and loaded as shown in the figure. The cross section has width b = 2 1/2 in., height c = 3 in., and thickness t = 3/8 in. Determine the maximum tensile and compressive stresses in the beam. If the allowable stresses in tension and compression are 18 ksi and 12 ksi, respectively, what is the required depth h of the beam? Assume that thickness t remains at 3/8 in. and that flange width/) = 2.5 in. Find the new values of loads P and q so that the allowable tension (18 ksi) and compression (12 ksi) stresses are reached simultaneously for the beam. Use the beam cross section in part (a) (see figure) and assume that Lh and L3are unchanged.A W 200 x 41.7 wide-flange beam (see Table F-l(b), Appendix F) is simply supported with a span length of 2.5 m (see figure). The beam supports a concentrated load of 100 kN at 0.9 m from support B. At a cross section located 0,7 m from the left-hand support, determine the principal stresses tr, and 2and the maximum shear stress rnMJt at each of the following locations: (a) the top of the beam, (b) the top of the web, and (c) the neutral axis,