Q2(a):What is stress transformation and why we study stress transformation at a point within a given stressed body?
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Q: Direct stresses of 120 MN/m in tension and 90 MN/m in compression are applied to an elastic material…
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Q: Viscosity Question 1 Benzene at 20°C has a viscosity of 0.000651 Pa.s. What shear stress is required…
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Q: Q2/ Explain the relationship among Stress, Strain, and Young modulus.
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Q: 9. A body is subjected to a direct tensile stress of 400 MPa in one plane accompanied by a simple…
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Q: mechanics deformable bodies 1. A hollow steel shaft has an outside diameter of 220 mm and an inside…
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A: The given data is shown below:
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Q2(a):What is stress transformation and why we study stress transformation at a point within a given stressed body?
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Solved in 2 steps
- (b) Discuss how to determine the basic material properties of a material sample based on its stress-strain diagram.The stresses shown in the figure act at a point in a stressed body. Determine the normal and shear stresses at this point on the inclined plane shown.A material has the stress–strain behavior shown in Figure P1.2. What is the material strength at rupture? What is the toughness of this material?
- A volume of 1m3 of water is subjected to a pressure increase of 15 MPa. Compute the change (%) in its volume if it has a bulk modulus of elasticity of 2100 MPaIn a tensile test on a steel tube of external diameter 18 mm and internal diameter 12 mm and an axial pull of 2 kN produced a stretch of 6.72x 10 mm in a length of 100 mm and a lateral contraction of 3.62x10 mm in the outer diameter. Calculate the three modulus and Poisson's ratio for the material of the tube.Due to loading, the plate is deformed into the dashed shape shown in the figure. Assume a = 39 in., b= 33 in., δ1= 0.1625 in., δ2= 0.1 in. Determine the average normal strain along the side AB? Determine the average shear strain in the plate at A relative to the horizontal and vertical axes? In micro rad
- The 80-kg lamp is supported by two rods AB and BC as shown in Fig. If AB has a diameter of 10 mm and BC has a diameter of 8 mm, determine the average normal stress in each rod.The stresses shown act at a point on the free surface of a machine component. Normal and shear stress magnitude acting on horizontal and veritcal planes at the point are Sx= 12.7 ksi, Sy= 1.7 ksi, Sxy= 5.8 ksi. Assume beta= 34 degrees. Determine the normal stresses and shear stressDetermine the bulk modulus of elasticity (in N/m2) of a liquid that decreases in volume by 3% due to an increase in pressure from 1,000 N/cm2 to 21,000 N/cm2
- The stresses shown act at a point on the free surface of a machine component. Normal and shear stress magnitudes acting on horizontal and vertical planes at the point are Sx = 12.4 ksi, Sy = 3.5 ksi, and Sxy = 3.6 ksi. Assume B = 29°. Determine the normal stresses ox, and oy, and the shear stress rxy, at the point.Find the change in volume of 1 cu.m. of water when subjected to a pressure increase of 14 MPa when the bulk modulus of elasticity of water is 2,200 MPa.A steel rod, which is free to move, has a length of 200 mm and diameter of 20 mm at a temperature of 15°C. If the rod is heated uniformly to 115°C,determine the length and the diameter of this rod to the nearest micron at the new temperature if the linear coefficient of thermal expansion of steel is 12.5 * 10-6m/m/C. Is there a stress on the rod at 115°C?If the rod is snugly fitted against two immovable nonconducting walls at a temperature of 15°C and then heated uniformly to115°C, what is its length at 115°C? If the modulus of elasticity of steel is207 GPa, what is the stress induced in the bar? Is this stress tension or compression?