Based on Problem 5-11 from the textbook. Determine the reactions at the supports. w = 420 b= 2.9 m a= 3.4 m 5 W b B
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- Find support reactions at 4 and Band then use the method of joints to find all member forces. Let b = 3 m and P = 80 kN.Repeat Problem 11.3-9. Use two C 150 × 12.2 steel shapes and assume that E = 205 GPa and L = 6 m.The L-shaped arm ABCD shown in the figure lies in a vertical plane and pivots about a horizontal pin at A. The arm has a constant cross-sectional area and total weight W. A vertical spring of stiffness k supports the arm at point B. (a) Obtain a formula for the elongation of the spring due to the weight of the arm. (b) Repeat part (a) if the pin support at A is moved to D.
- A polyethylene tube (length L) has a cap that when installed compresses a spring (with under-formed length L1) by an amount ?? = (L1 = L). Ignore deformations of the cap and base. Use the force at the base of the spring as the redundant. Use numerical properties given in the boxes. (a) What is the resulting Force-in the spring, Fk? (b) What is the resulting Force in the tube, Ftl (c) What is the filial length of the tube, Lf? (d) What temperature change ?T inside the tube will result in zero force in the springProblem Statement Based on Problem 5-11 from the textbook. Determine the reactions at the supports. W=430 N/m a=3.3 m b=1.5 m a W BDetermine the reaction components for the rigid body in the figure. ALLALE 6 h 10 f 4 №₁2m 12 f Figure 2-86 40 k
- Problem Statement Based on Problem 5-11 from the textbook. Determine the reactions at the supports. W=3.9kN/m a=2.3m b=5.0m Theta 30 degrees a W BFor the spring assemblages shown in Figure, determine the nodal displacements, the forces in each element, and the reactions. Use the direct stiffness method for all problems. 500 kN/m 500 kN/m Figure P2-15 3 3 1 kN 1000 kN/m 1 kN wCalculate the reaction forces at points P and Q as [kN] using the information given in the figure.
- Determine the nodal displacements, the forces in each element, and the reactions. Use the direct stiffness method fir these problem Figure P3-10 20 3 60 kN E = 210 GPa A = 3 × 10*m² 3 m 20 3 m 2.Situation 3 - The portable camping tool shown in the Figure AP-4.7 is W E to support weight W at a variable distance x from D. In this problem, L1 = 540 mm, h1 = 240 mm, hz = 120 mm. 7. If W = 2000 N and x = 200 mm. hị Calculate the reaction at B. Answer: 740.74 N 8. If W = 2000 N and x = 200 mm. Calculate the total reaction at pin C in N. Answer: 4529.77 N h2 9. If the breaking strength of the cable FG is 1800 N, determine the ha maximum weight W that can be supported if x = 200 mm? Answer: 761.64N Li Figure AP-4.73. A transmission shaft is supported by bearings at A and D and loaded as shown in the figure. a. Find P required to achieve equilibrium. b. Find the reactions at the bearings. C. Sketch the V-M-T diagrams (Hint: You need to construct V and M for planes xy and xz). (a) 6" P 6" B -8" 200 lb -6" 9" D