axial stress developed in the rod
Q: Give an example of the complicated stress distribution?
A: When any material is subjected to external load then stresses are induced in the material. These…
Q: What is torsional stress?
A: When the twisting load is applied over the body or a shaft, then the shear stress generated is…
Q: What is the Allowable Stress Design?
A: In Allowable stress design, the maximum stress (σmax) that a member will endure under a given…
Q: 6- Justify the selection of standard rolled steel sections in mechanical designs.
A: The properties required for mechanical design are: Strength- The strength is measured by the…
Q: Describe the State of Stress caused by the combined loadings?
A: Combined loading: In combined loading conditions, the specimen/ component is subjected to various…
Q: What is the biaxial stress?
A: Biaxial stress can be explained as when stresses are acting on an element in X and Y direction, and…
Q: Q3- B/A round disk of 150 mm diameter is to be blanked from a strip of 3.2 mm half hard cold-rolled…
A:
Q: A) What is the axial force along AB? FAR = units B) What must be the minimum diameter of the pin at…
A: Given:P=200 lbFoS=2.5shear stress at failure for the pin material= 16 ksi
Q: How can we calculate the maximum stress?
A: Stress: Stress is defined as the developed force in the specimen per unit area when that specimen is…
Q: What is the dynamic stress?
A: Stress: Stress is defined as the developed force in the specimen per unit area when that specimen is…
Q: Part C - Design of an equivalent rod using gray cast iron An engineer works for a company that has…
A: Write the value of fracture stress of grey cast iron from figure 2. Write the expression of the…
Q: force in ns. Consi
A: Given:
Q: How do you calculate shear stress in a bar being twisted?
A: When a bar is subjected to twisting (Torsion), shear stresses develop in the bar's cross-section. To…
Q: The average circumferential stress
A: Given data; Thin cylinder of ,Inner radius , =500 mmThickness= 10 mmInternal pressure=5 MPa We…
Q: Give an example of complicated stress?
A: Stress: When a body is subjected to a force/load, it develops an internal reaction in order to…
Q: A 32 inch long, solid steel circular shaft, 3 inches in diameter, is twisted through an angle of…
A:
Q: Characterize the general state of stress at a point?
A: The general state of stress at a point can be characterized in the following way: 1.Three…
Q: Discuss the effects of applying a torsional loading to a long straight member?
A: Torsional Loading causes the deformation of the straight member about its longitudinal axis. It is…
Q: In the figure shown, shaft A, made of AISI 1050 hot-rolled steel, is we by equal and opposite forces…
A: Givenkt=1.6L=610mmFmin=0.25kN=250NFmax=0.5kN=500N
Q: Distinguish between the Normal and Shear Stress Components?
A: Normal and shear stress components are distinguished by their direction with respect to the area on…
Q: What is the difference between direct and shear stress?
A: The difference between direct and shear stresses are: 1. Direct stresses are induced in the body…
Q: Suppose that the fatigue data for the steel alloy in Problem 9.12 were taken for bending-rotating…
A: Fatigue lifetime corresponding to 450 Mpa a)N=18000 Cycles required time =Nn=180001000=18 min…
Q: Since both the force that cause Bearing Stress to Normal Stress is perpendicular to the cross…
A: Stress : When a material is subjected to an external influence (Force, moment, Torque etc) a…
Q: The ultimate tensile stress of mild steel compared toultimate compressive stress is O more O less O…
A: Concept: 1)Mild steel is a ductile material. 2) For ductile materials, ultimate strength in tensile…
Q: What are principal stresses?
A: The highest and the lowest value of the normal stress acting at a point is known as the principal…
Q: Calculate the internal force (positive if tensile, negative if compresive) in rod (2). Use a FBD…
A:
Q: A thin gas cylinder with an internal radius of 100 The maximum permissible working stress is mm is…
A: Given, Radius of cylinder = r = 100 mm Diameter of cylinder = d = 2r = 200 mm Internal pressure in…
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: What is the true sliding strain for a low carbon steel bar which is doubled
A: Given:Low carbon steel
Q: Calculate normal stress in AB and BC rods, bearing stress in pin C. (all diameter is 10 mm
A:
Q: Meckenieal Design EnginziNG Calculate the maximum tensile stress in the bracket as shuwn beln. G0 mm…
A: L=400 mmCross section =80 mm×20 mmAxial load P=4.2×sin40°=2.6997 KNTransverse load…
Q: What is the general state of Stress?
A: The general state of stress at a point is 3 normal stress and 6 shear stress.
Q: Determine the ultimate tensile and compressive stresses?
A: Ultimate compressive stress The maximum amount of compressive stress that a material…
Q: When does the magnitude of stress increase?
A: When a body undergoes deformation under normal or shear forces/loads, then it undergoes…
Q: Wi Wz _F STEM PART 1 TAB TAB STEM TAB TAB PART2 BY NC SA 2014 Michael Swanbom Dimensions: WĄ W2 W3…
A: Stress is the ratio of force and area.
Q: Define the term wide-flange sections?
A: Wide flange section Wide flange sections are those sections in which the flange of the section is…
Q: Revie Part A The shaft in (Eouce.1) is used to tranamit 30 hp while turming at 500 rpm. Determine…
A:
Q: What should be done to obtain the maximum and minimum normal stress?
A: Consider a rectangular section subjected to two-dimensional stresses represented by the following…
Q: When does the plane stress occur?
A: Plane stress is defined as the state of a material when one of the stress components are acting on…
Q: The negative of the ratio between constriction and engineering strain is known as _______?
A: The term representing the negative ratio of lateral strain (constriction) and engineering…
Q: What is Multiaxial Stress?
A: Multiaxial stress states due to the action of various external loads exist at the considered point…
Q: A solid shaft was made of alloy steel, it was welded to a flat plate by a specific size of fillet…
A: Torque (T) = 1000 Nm Shear stress (τ) = 160 MPa = 160×106 Pa
Q: In order to calculate the shear strain, the angle of twist should be in radian:
A: In the given statement it is asked wheather the unit of angle of twist is radian.
Q: Draw a free body diagram of the Rod, where the length of the bar is 2m Calculate the required…
A:
Q: The ratio of Engineering Stress and Engineering Strain is known as ______?
A: GIVEN DATA - A FILL IN BLANK IS GIVEN ABOUT STRESS AND STRAIN WE HAVE TO FILL CORRECT ANSWER
Q: The turbine motor moving at 378 rev/ min can produce 2.5 hp. The shaft diameter is 1.25 inches.…
A: Given data: The diameter of the shaft is d = 1.25 inchThe speed of the turbine rotor is N = 378…
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- a) A cylinder with a 0.30-m inner diameter and a 0.40-mouter diameter is internally pressurized to 100 MPa. Determinethe maximum shear stress at the outer surfaceof the cylinder. b) A thin-walled cylinder containing pressurized gas isfixed by its two ends between rigid walls. Obtain anexpression for the wall reactions in terms of cylinderlength l, thickness th, radius r, and internal pressure pi.A copper rod with 0.15 cm diameter is enclosed by a steel tube that has an outside diameter of 0.3 cm and an internal diameter of 0.2 cm. The assembly is fixed at each end. Determine the stresses in the rod and tube if the temperature is at 220oC; at 10oC, there is no longitudinal stress. Based on laboratory results for steel, E = 2.1 x 105 N/mm2, a = 11x10-6/oC, and for copper, E = 1 x 105 N/mm2, a = 18x10-6/oCPressure inside the cylinder is 10 bars Is this a thin walled cylinder when the thickness is 10 mm. Estimate theoretically the hoop andlongitudinal stresses
- 1. A thin-walled cylinder with a diameter of 20 cm and a wall thickness of 2 mm is filled with gas at a pressure of 2 MPa. Calculate the longitudinal stress, and circumferential stress in the cylinder wall.A cylindrical component 0.3 m long is solid for 1/3 of its length and hollow with inner diameter ½ the outer diameter for the rest of the length. At 300C a gap of 0.1 mm exists between the component and the rigid supports. The outer diameter is 60 mm and the stress is not to exceed 150 MN/m2. Determine the maximum temperature that will not cause failure of the component. Take α as 1.3x10-5/0c and E as 200 GN/m2An engineering machine component operating in a high temperature environment consists of a copper pipe having a cross-sectional area of 2 000 mm2 and 0.3 m long, which is placed between two rigid caps. Four M22 steel bolts are symmetrically arranged around the tube and parallel to the axis of the tube and are lightly tightened. 3.1 Find the stress in the pipe and the bolts if the temperature of the assembly is increased from 25 0C to 95 0C. 3.2 What load will each bolt carry at the raised temperature? 3.3 Make a neat sketch of the assembly. (ESt = 200 GPa, ECu = 100 GPa, αSt = 12 × 10-6/ oC, αCu = 16 × 10-6/ oC)
- 1. A steel pipe of length 4 ft, outside diameter of 6.0 in., andinside diameter of 4.5 in., is compressed by an axial forceof 140 kips. The material has a modulus of elasticity of30,000 ksi and Poisson’s ratio of 0.30. Determine thefollowing quantities for the pipe:a. The shortening.b. The lateral strain.c. The percentage increase in the outer and theincrease in the inner diameter.d. The percentage increase in the wall thickness.5. In the CN Railwayproject,steel railroad rails of 9.5meters long are to be installed.If the modulus of elasticity of steel is207GPa, and if the lowest temperature considered is 18°C and a maximum temperature of 36°C is designed for, determine the clearance between the rails such that adjoining will just touch at maximum design temperature. Assume α for steel is 11.6 x 10-6/°CThe rigid bar ABC is supported by a hinge at B and two vertical steel rods at A and C as shown in Figure. Initially, the bar is horizontal, and the rods are stress-free. The coefficient of thermal contraction, α is 11.7x10-6 /oC and modulus of elasticity, E = 200 GPa for steel. If the temperature of the steel rod at A is decreased by 35oC while the temperature of steel rod at C remains constant, determine : The stress in the steel rod at A (in MPa). The stress in the steel rod at C (in MPa). The deformation of the steel rod at C. Include negative sign if contraction (in mm, in 3 decimal places). The deformation of the steel rod at A. Include a negative sign if contraction (in mm, in 3 decimal places)
- Q2 A rod is 3m long at a temperature of 15°C. Find the expansion of the rod, when the temperature is raised to 95°C. If this expansion is prevented, find the stress induced in the material of the rod. Take E=1x105 N/mm2 and α=0.000012/°C.A bronze bar 3 m long with a cross sectional area of 320 mm2 is placed between two rigid walls as shown in Fig. P-265. At a temperature of -20°C, the gap Δ = 2.5 mm. Find the temperature at which the compressive stress in the bar will be 35 MPa. Use α = 18.0 × 10-6 m/(m·°C) and E = 80 GPa.Question 3 - Strain Energy A brass tube with an outside diameter of 20 mm and 4 mm wall thickness is 80 mm long.It is joined to the end of a solid brass rod with a diameter of 20 mm and 120 mm long toform a compound assembly. This assembly is subjected to tension due to a mass of 150kg moving at a speed of 0.4 m/s.3.1. Determine the stresses induced in the rod and the tube respectively.3.2. Determine the change in length of each part, as well as the total change in length ofthe assembly.3.3 Determine the equivalent impact load (in kg) required to have the same effect(produce the same amount of energy) if falls freely from a height of 10 cm onto acollar attached to the bottom of the assembly if the assembly is vertically attachedat its top.3.4 How much strain energy is absorbed by each section of the assembly?(For brass: E = 100 GPa and α = 18×10-6/ 0C)