(e) Assuming that a rectangular sample (b x d) is loaded with an eccentricity about the...
Question 4: (25 marks) A hollow rectangular cross-section (Figure 4) is subject to the combined effect of A torque T (causing downward shear stress in the right wall and upward shear stress in the left wall): T= 60 kNm. A negative bending moment M about the horizontal centroidal x-axis (causing tension in the top part of the cross-section): M= 100 kNm. Given t 15 mm: i. Determine the maximum tensile stress at A on the x-axis on the left wall...
Question 4: (25 marks) A hollow rectangular cross-section (Figure 4) is subject to the combined effect of A torque T (causing downward shear stress in the right wall and upward shear stress in the left wall): T= 60 kNm. A negative bending moment M about the horizontal centroidal x-axis (causing tension in the top part of the cross-section): M= 100 kNm. Given t 15 mm: i. Determine the maximum tensile stress at A on the x-axis on the left wall...
4. The shown cantilever beam has a 4" x 3" rectangular cross section. It is loaded at its free end with a vertical load of 400 lb (-y direction) and a horizontal load of 500 lb (+x direction), as shown in the figure. You are considering a cut 10 in away from the free end of the cantilever. In the cross section of the cut, point B resides at the side surface of the beam 1 in away from it...
(1 point) Consider the conionsin(0) conic section T 5 +sin(0) a Determine the eccentricity b. Determine the type of conic section.? c. Determine the directrix. d. Determine the vertices. e. Determine the center f Determine the foci. g. Determine the minor axis length. h. Select the correct graph from those shown below.? (1 point) Consider the conionsin(0) conic section T 5 +sin(0) a Determine the eccentricity b. Determine the type of conic section.? c. Determine the directrix. d. Determine the...
A specimen of ductile cast iron having a rectangular cross section of dimensions 4.8 mm x 15.9 mm is deformed in tension. Using the load-elongation data tabulated below, complete problems (a) through (e) a) Plot data as engineering stress versus engineering strain (Use the Excel if possible, and show the graph on a separate sheet, or copy on the bottom.) Load Length N mm 0 75 75.025 4,740 b) Determine the 0.2% offset yield strength; (Plot the data in a...
e = 108.3 mm A = 10 Ixx = 162.2 2. Figure Q.2 shows the section of a symmetrical prestressed concrete beam in which the eccentricity of the tendons is e mm, the cross-section area is A x 10 (mm', and the 2d moment of area about x-x axis is Iux x 10' (mm). (50%) Figure Q.2 240 Calculate the maximum allowable prestressing force if, at the prestressing stage, the allowable stresses are 1 N/mm2 tension and 20 N/mn2 compression....
Assignment 01 TOT Mechanical Properties of Materials 1. A tensile test specimen has a gage length = 50 mm and its cross-sectional area = 100 mm. The specimen yields at 48,000 N, and the corresponding gage length - 50.23 mm. This is the 0.2 ent yield point. The maximum load of 87,000 N is reached at a gage length 64.2 mm. Determine (a) yield strength, (b) modulus of elasticity, and (c) tensile strength. (d) If fracture occurs at a gage...
Question2 Determine the LRFD design De Pn for the axially loaded W12 x 96 column which has the bracing and end support conditions as shown (the column is braced on its weak y axis as shown in the figure). Fy 50 ksi. Solve: a) Using Trial and error Procedure; i.e. Table 4-22; b) Using LRFD Tables: i.e. Table 4-1. 10 ft 26 ft 16 ft n T x-x axis y-y axis l of 2
Question 1 1 pts Given the moment acting on the rectangular section, determine the magnitude of its component acting about the y-axis. Provide your answer in Nm, but do not include units in your answer. 30° HY A B N front M=250 Nim с D D Question 2 1 pts Given the moment acting on the rectangular section in Question 1, determine the magnitude of its component acting about the z-axis. Provide your answer in Nm, but do not include...
Asap 4. Steel members AB and AC have Cross-section with the dimensions shown the rectangular 29.0 X 103 ksi; ơys 50 ksi. a) Determine which member (AC or AB) is a candidate 1.5 in. С 1.5 in. for buckling: and then determine the maximum load P th e frame can support such that buckling does not 2.5 in occur with respect to the y-axis, nor with respect to the z-axis. Treat the end conditions as pinned at both ends for...