In a laboratory test of a beam loaded by endcouples, the fiber at layer AB as shown arefound to increase 50 x 10 3 mm while thoseat CD decrease 70 x 103 mm in the 230-mm-gage length. Using E = 170 GPa,determine the flexural stress at the bottomfiber. Answer must be in MPa. Given: a =50 mm, b = 140 mm, and C = 80 mm.%3Dgage lengtha mmb mmc mmB.

Answered: Image /qna-images/answer/45113769-690a-48f2-b3aa-720f1a20277c.jpg

In a laboratory test of a beam loaded by end couples, the fiber at layer AB as shown are found to increase 50 x 10 3 mm while those at CD decrease 70 x 10 3 mm in the 23O- mm-gage length. Using E = 170 GPa, %3D determine the flexural stress at the bottom fiber. Answer must be in MPa. Given: a = 50 mm, b = 140 mm, and C = 80 mm. %3D gage length a mm A b mm D B.

In a laboratory test of a beam loaded by end couples, the fiber at layer AB as shown are found to increase 50 x 10 3 mm while those at CD decrease 70 x 10 3 mm in the 23O- mm-gage length. Using E = 170 GPa, %3D determine the flexural stress at the bottom fiber. Answer must be in MPa. Given: a = 50 mm, b = 140 mm, and C = 80 mm. %3D gage length a mm A b mm D B.

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 2.12.6P: Five bars, each having a diameter of 10 mm. support a load P as shown in the figure. Determine the...

See similar textbooks

Similar questions

A simply supported beam, 2 in wide by 4 in high and 12 ft long is subjected to a concentrated load of 2000 lb at a point 3 ft from one of the supports. Determine the maximum fiber stress and the stress in a fiber located 0.5 in from the top of the beam at midspan. 2000 Ib 9 ft 12 ft
Find the breaking point along the fishing rod assuming that the base of the rod is in a fixed position and will not move. The rod is made out of Carbon fiber with diameters a=9.93 mm wide, b=7.13mm wide, and c=5.1mm wide. The total length of the rod is 2 meters. The modulus of elasticity of Carbon Fiber is 228 Gpa. Find what force "F" is needed to break the fishing rod assuming that the force is acting straight along the line. | 100 45 F
If a force of 300 kN is applied to the top of a circular steel bar with a diameter of 150mm and a length of 300mm, reducing the length of the reaxial direction by 0.16mm, and increasing the diameter of the cross section by 0.01mm, what is the modulus of elasticity E and poisson's ratio of the steel rod?
AB and CD caps of the same material are tightly fitted on both ends of the 24 mm diameter AD steel bar. a) Find the pull force P that will make the total elongation of the system 0.04 mm. b) Calculate the extension amount of BC part by the force P you found. Take the elastic modulus E = 200 GPa. 36mm 24mm 36mm 48mm 72mm Smm |
Find the final length of the bar of an aluminum alloy with a modulus of elasticity of 68.8 GPa, whose initial length l0 is 1.9 m when a tensile stress of 208.0 MPa is applied.
1. A steel rod 500mm long and 20mm× 10mm in cross-section is subjected to axial pull of 300 KN.If modulus of elasticity is 2x 105 N/mm2 .Calculate the elongation of the rod. Also calculate strain induced in the bar. (Ans: 3.75mm,e=7.5E-3)
Clear my choice Let's consider a rod having a solid circular cross-section with diameter of 6 mm and it is made of a material having a Young's modulus E = 120 Gpa and a Poisson's ratio of 0.33. If a tensile force F is subjected to that rod cross-section, the diameter becomes 5.998 mm. determine the applied force F. Select one: O F= 5712 N O F= 2285 N O F= 8568 N O F= 2856 N O F= 3427 N O F=7140 N Finish attempt..
5) The figure shows lamina having fiber orientation at 45° is loaded with different loads if lamina have the following strength Longitudinal tensile = 1062 MPa Longitudinal.compressive = 610 MPa Transversal,tensile = 31 MPa (ii) (1) Transversal,Compressive Oshear strength = 72 MPa EL -38.6 GPa, E₁-8.27 GPa, MLT-0.26 and GLT 4.14 GPa Predict if lamina will fail or not as per: Maximum stress-theory Maximum strain theory Tsai-Hill theory 118 MPa 25 MPa 50 MPa 50 MPa
Question 4 Consider the same truss again here as shown below. Suppose that the cross-sectional area of the first element is A1=200 mm?, and all members are made from a same material with Young's modulus of E=55 GPa. Find the stiffness matrix of the first element in N/m. Work out the summation of all terms located on the main diagonal of this stiffness matrix. 100 mm (1) (2) (3) 3 4 150 mm 200 mm Your Answer: Answer Hide hint for Question 4 The summation of all terms located on the main diagonal of matrix т1 т2 M is m1 + m4. т3 т4 100 mm 2.
Question 1: AB and CD caps of the same material are tightly fitted on both ends of the 24 mm diameter AD steel bar.a) Find the pull force P that will make the total elongation of the system 0.04 mm.b) Calculate the extension amount of BC part by the effect of P force you found. Take the elastic modulus E = 200 GPa.
A mild steel tube of external diameter 80mm and internal diameter 60mm is enclosed centrally inside the brass tube of same length and having external diameter 100mm and internal diameter 80mm. The ends of the tubes are brazed together and the composite arrangement is subjected to axial pull of 25kN. If the modulus of elasticity for steel and brass are 200 GPa and 100 GPa respectively and tube length is 30cm. Make calculation for the load carried. Shortening in length of each tube.
Please show the formula used and free body diagram A steel bar 50 mm in diameter and 2 m long is surrounded by a shell of a cast iron 5 mm thick. Compute the load that will compress the combined bar a total of 0.8 mm in the length of 2 m. For steel, E = 200 GPa, and for cast iron, E = 100 GPa.