3. Find the support reactions at A and B if the applied load P = 10 N and weight W = 5 N. A is a pinned joint and B is a roller. A 2m B 3 4 P 2m W
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- An idealized column is made up of rigid bars ABC and CD that are joined by a rotational elastic connection at C with stiffness ßR. The column has a roller support at B and a pin support at D. Find an expression for the critical load Pcr of the column.An idealized column is composed of rigid bars ABC and CD joined by an elastic connection with rotational stiffness ßRIat C. There is a roller support at B and an elastic support at D with translationa1 spring stiffness ß and rotational stiffness ßR2. Find the critical buckling loads for each of the two buckling modes of the column. Assume that L = 3 m, ß = 9 kN/m, and ßR]= ßR1= ßL2. Sketch the buckled mode shapes.XAO -0.88% F Identify the zero-force members. What is the force in members DE, BD and BC? (Method of joint) A 4 m Q Search E B 800 kN L 4 m Page < LO с 7 W of 13 3 m
- Repeat the question but with the load at joint 1 acting horizontally? the answers are: (i) F1-2 100 kN (compression) F1-3 100 kN (tension) F2-3 50 kN (tension)(ii) R2=87 kN vertically upwards, R3 = 130kN at -41o (below horizontal) please show all workings.0.5 P. P A 4 ft 4 ft 1-30- -3 ft SOC IST Given P = 300 lb what are the reactions at the pin support E? Note: The force at joint A is 0.5P and all connections are pin connections.Assume that all members are pin connected and P = 5 kN. (Figure 1) Figure 3m-3m-3m- B Z 3 m 3 m- < 1 of 1 Part D Determine the force in member BH of the truss and indicate whether the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. FBH = Submit Part E FCD = Submit Part F D- FCG = μÅ 5 Determine the force in member CD of the truss and indicate whether the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case Submit Value Request Answer μA Value Request Answer μÅ Units Determine the force in member CG of the truss and indicate whether the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in…
- 1. Determine the allowable load P the frame will support without causing the circular steel member BC of diameter d to buckle. (Use n = 2.5 and C = 1). Given E=200GPA, S-500 MPa. (check only for in-plane buckling). d=65 Im P d mm You will find d (in mm) given in the data sheet for cach student.Suppose you want to know the force in members AB, BD, GE, and GH. You could use the method of joints, but are hoping to use the method of sections to reduce you calculation effort. If you use section b-b, what information can you obtain? В 3 m E 3 m H. 10 kN 10 kN 6 @ 4 m = 24 m Relationship between force in member GE vs. the force in member GH. O Force in member AB Force in member BG Cannot obtain any information related to the forces in any of the four members.Find the load on each bar of the cage given below. Its dimensions are base 2a and height 3a. EB passes through the midpoint of the lattice. Angle of force F1= 700 with horizontal (choose an angle between 15o and 75o)
- ! Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. In the given figure, the bent rod ABEF is supported by bearings at C and D and by wire AH. The portion AB of the rod is 250 mm long, and the load W is 540 N. Assume that the bearing at D does not exert any axial thrust. y A 250 mm 50 mm 30° 300 mm H 50 mm Determine the tension in wire AH. The tension in wire AH is F N. W D (You must provide an answer before moving on to the next part.) 250 mmA column with a fixed base is loaded with a 100 N horizontal force and a vertical 200 N force. If the 100 N force is closest to axis Q, in which section are the internal loads the lowest? 200 N P 100 N R O P OR OSAssume that all members are pin connected and P = 5 kN. (Figure 1) Figure 3 m 3m-3m-3m- B 3 m- < 1 of 1 Part J Determine the force in member DG of the truss and indicate whether the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. FDG = Submit Part K Submit Part L D HÅ FFG = Value Determine the force in member EF of the truss and indicate whether the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case FEF= Value Submit Request Answer μÀ Request Answer μA Units Determine the force in member FG of the truss and indicate whether the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case…