If the load P on the beam below causes the end C to be displaced 10mm downward, determine the normal strain in wires CE and BD. D E 4 m -3 m 2 m 2 m
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- The frame (Figure 1) has dimensions H1 = 4 m , H2 = 3 m , L1 = 5 m , and L2 = 10 m and supports two lateral loads P1 = 10 kN and P2 = 12 kN . a) Use the portal method to determine the shear at J. VJ = ? b) What is the vertical reaction from the ground on the base of the column at AA? Let a positive reaction be pointing upward. Ay = ? c) What is the vertical reaction from the ground on the base of the column at B? Let a positive reaction be pointing upward. By = ?In the figure on the right where there is a 50 N single load at point Bof the given rod system, (between AB: 4m / BC: 1m)a) find the support reactions?b) Immediately after support A, just before point Band immediately after and just before the C-bracketFind the cross section effects by cutting?c) Draw the cross sectional influence diagrams.GIVEN: L1 = 4.5 m W1 = 10 kN/m L2 = 1.2 m W2 = 12 kN/m L3 = 0.5 m L4 = 12 m L5 = 1.5 m A. What is the maximum shear in Beam D-E-B? B. What is the maximum moment in Beam A-B-C?
- the circular bar 20m in diameter is bent into a semicircle with a mean radius of 600mm. givern P=1462N and F=800 N. 1. compute the vertical reaction at A in kN a. 886 b. 712 c. 933 d. 1232 2. compute the axial force in section a-a in kN. e. 400 f. 1266 g. 731 h. 693 3. compute the bending moment in N-m in section a-a. i. 284 j. 187 k. 667 l. 348consider the moment-resisting frame. Use the portal method of analysis. Use P2 = 4 kips What is the shear force in the bottom beams (absolute value)? P1 = 2 kips What is the shear force in member EH (absolute value)? h = 11' What is the horizontal reaction at H (absolute value)? b = 25' What is the bending moment in the top beams (absolute value)? (please ignore black markings) What is the vertical reaction at I (tension positive)?SOVLE THE INTERNAL FORCE OF THE BEAM a) midspan of Lb)midspan f the left overhangc) midspan of the right overhand VALUES: P= 53 kN L= 8.1 m b= 1.8 m
- B. Calculate the maximum shear and moment at a point 6m from the left support. Highway uniform load = 100 kN/m; highway point load = 200 kN; uniform dead load = 30 kN/m; point dead load at midspan = 50 kN.4.What is the minimum bending moment in the loaded beam, in kN m? (aside from zero)5.What is the maximum bending moment in the loaded beam, in kN m?6.What is the vertical reaction at the hinge support, in kN?Determine the moments at all supports. Support B settles10 mm, and EI is constant. Take E = 200 GPa, I = 200x106mm4 Answer key: MAB = -12 kN-m; MBA = 64.58 kN-m; MBC = -64.58 kN-m; MCB = -146.69 kN-m
- Determine the shear force V in the beam at a point located 1.60 m to the right of point B. The ground reactions are provided.Ay = 65.60 kNCy = 58.40 kNIs the another support force possible solve like this: r3*9m-4KN/m*2.5m*6.5m-12KN*1m=0 >r3= 8.56 KNTwo forces act on the screw eye. If F1 = 400 N andF2 = 600 N, determine the angle θ (0° ≤ θ ≤ 180°) betweenthem, so that the resultant force has a magnitude ofFR = 800 N.