1. The triangular block shown in the figure is subjected to loads P = 1600 kN and F = 600 kN. If AB = 8 cm and BC = 6 cm, resolve each load into components normal and tangential to AC.
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- solve for deformation in figure B. given V= 10-0 and area = 2.0in^2A steel plate 2.2 m x 1.4 m x 100 mm thick is to be hoisted by a steel cable sling as shown in the figure. Assume the steel weighs 77.3 kN/cu.m. Determine the vertical displacement of the steel plate when suspended if the sling cable is 55 sq.mm. in area. The correct answer is 2.84. Show solution.Given: Figure 2 shows the cross section of a wood frame building.Find: (a) Roof dead load D in psf on a horizontal plane; (b) Wall D in psf of wall surface area; (c)Wall D in lb/ft of wall; (d) Basic (i.e., consider roof slope but not tributary area) unit live load, Lr,in psf; ; and (e) Basic unit roof Lr in psf if the slope is changed to 4/12.
- For the truss shown, determine the maximum axial stress experienced. P= 70 Ex. (1.5P) = 1.5(70) = 105 (2.5P) = 2.5(70) = 175For the distributed load shown below, determine the equivalent force’s magnitude (in kN) and location, measured from point O (in metres). Let a = 0.312 kN/m^3 , b = 1.08 kN/m^2 , and L = 3.46 mm .A bearing pad is a device which is used to support a bridge or other heavystructure in a way that permits the load to shift slightly in a horizontal directionrelative to the ground or foundation. If a horizontal force af 528 kN is applied tothe top surface of the bearing pad, and that a = 700 mm, b = 550 mm, h = 75m and the modulus of elasticity G = 1.25 MPa. Determine the following: a. The average shear stress on the bearing pad.b. The horizontal displacemant of tne bearing pad. Note: Draw the Free Body Diagram, include the proper units and round-off the answers to 3 decimal places.
- A downward load of Q = 33 kN is applied to rigid bar ABD as shown in the sketch. Axial member CDE is subjected to a downward load of P = 27 kN at joint E plus a force at joint D from the rigid bar. The axial member has an elastic modulus of E = 69 GPa and a cross-sectional area of A1 = A2 = 145 mm2. Assume that a = 390 mm, b = 220 mm, c = 630 mm, and d = 490 mm. Determine the vertical displacement of joint E. Draw a free body diagram of rigid bar ABD, and determine the magnitude of the vertical reaction force at pin D.Answer:D = kNPROBLEM 1: The homogeneous structure shown weighs 21.45 kN per square meter of cross-section. The structure is subject to horizontal uniformly distributed load P1 and triangularly distributed load P2 perpendicular to side AB. Given: H1 = 9 m; H2 = 6 m; H3 = 12 m X1 = 6 m; X2 = 5 m P1 = 220 kN/m; P2 = 280 kN/m 4 Magnitude of resultant, R 4314.04 5 Angle of resultant direction from x-axis, θx 86.01 6 Distance of resultant from C measured along line CD, X 9.116In the rectangular figure shown, specific gravity of concrete is 2.4 and the coefficient of friction between the dam and foundation is 0.4. Use 1.5 as the FOS against sliding. a. Find the value of overturning moment. b. determine the b of the concrete dam needed to prevent the dam from sliding. c. Is the dam also safe from overturning?
- Determine the normal stress (in psi) at point D for the b=2.1-in. by h= 6-in. beam shown below if X = 6.97 in, P = 9468 lb, and F = 2714 lb. Round off final answer to four decimal places.1. Determine the critical bucklng stress of the column in MPa. a.120.68 b.116.10 c.101.32 d.108.57 2. Determine the nominal axial load that the column can carry in kN/ a.1448.16 b.1393.20 c.1221.84 d.1302.84 3. Determine the service live load that can be applied in the column kN. a.119.53 b.597.64 c.143.44 d.956.22 Answer:101.82, 1221.84,597.64shows the floor framing plan of a reinforced concrete building. All beams are 300 mm x 600 mm. The properties are as follows: slab thickness = 100 mm; super imposed dead load = 3 kPa; live load = 4.8 kPa; concrete unit weight = 24 kN/m3. The columns at E and H are deleted thus girder BEHK alone supports beam DEF at E and beam GHI at H. Calculate the total ultimate load in kN concentrated at E induced by beam DEF using tributary area method.