Truss Homework H.W. 1: The truss supports a ramp (shown with a dashed line) which extends from a fixed approach level near joint F to a fixed exit level near J. The loads shown represent the weight of the ramp. Determine the forces in members BH and CD. 122 in

U U O V:\\ H.W. 3 -10 kN 6m C B 4m E F 2m 3m Fig. 3 Q 4/Determine the force in member JM of the loaded truss. D E B F 5m 4m M N. 4m A 3m | 3m L. 3m 3m 3m 3m L L L L L L 2 2 Fig. 4 Q 5/ Determine the forces in members DE, EI, FI, and HI of the arched roof truss. 4 6 6 4: 4 6 6 4 100 kN 75 kN 75 kN 25 kN D 25 kN (E 3 F B °K H 14 •K •..

Prob. 4-6: The simply supported truss shown is 1.80 meters at king post. 4. Determine the resultant force at support A in KN. 5. Evaluate the force at member CG in KN. 6. Evaluate the tensile strength in MPa of member a. 9.04 b. 9.58 120KN C D d. 182.73 b. 204.70 b. 48.36 a. 230.95 a. 67.82 CG if the cross-sectional area is 50mm x 150 mm. d. 71.85 c. 6.45 d. 6.89 YO 097berio G +2.2m +-2.2-2.2-2. STTAMAL 20019 180 KN 2.2k Deve GGA c. 218.61 c. 51.68 yd banggeng ӘЙГЕВАН 1 3QИЗЯМА! 108291019 110tundent MA

Problem Number 4. The steel truss was subjected to horizontal force 2kN at C. Find the member forces of AC using the method of virtual work. 2.4m B 2KN 1.8m 9. Force at member AC a. 1.62kN O b. 1.72kN O c. 1.82kN O d. OKN

TABLE 1.2 Minimum Densities for Design Loads from Materials Aluminum Concrete, cinder Concrete, stone Clay, dry Clay, damp Sand and gravel, dry loose Sand and gravel, wet Masonry, lightweight concrete Masonry, normal weight units Steel, cold-drawn Wood, Douglas Fir Wood, Southern Pine Wood, spruce AN/w 27 120 22.6 123 15.7 18.9 165 21.2 5.7 723 5.3 5.8 45 TABLE 1.3 Minimum Design Dead Loads From Paris and Walls Wood 1x plated Woodplatered Woodst 51x32mm, platered Cindere per Lightweight complaine Ceilings Aucuntic Shond Spendedahand Angle 5.54 9.57 2017 005 8:24 0.41 904 TABLE 1.4 Minimum Live Loade Oorspany or Use Amely Fixed seats and at Garage (can only) Officeday Lebbin Love Load 4.79 192 4.79 VEST S Occupancy or Use Dwelings (one-and two-mily) Hotels and many bo Private and don Campos Fint Coor comidon Comidon abfint floor Live Lead KN/² 190 4.39 3.33

Q 1) For the pin connected frame, determine the horizontal and vertical components of the pin reactions at B? 30 N 3 Cable Q2) For the truss shown in figure below, determine the forces in BI,c,fa 立. Z800 N 4 LE to in 3m 3m 3m Scanned by TapScanner 2/E 3E ME

Problem 2: Compute the hivige and roller reactions of the truss shown. 3 KN 6 KN 2 KN 6KN 3 KN 1 1 4 KN " ( 4 KN 2KN 13@5m= 15m 6@5m=30 Bo 6m

8 - Determine the vertical reaction at support I of the given truss. 500 N 300 N 300 N 300 N 300 N 300 N 300 N 150N 30 150N I 30 G 3m 3m 3m 3m 3m 3m а) 4637.4 N b) 1159.3 N c) 1150.2 N d) 2531.2 N e) 1253.5 N

Determine the force member BC? B. 2 m 2 m 2 m 160KN 160 KN

4.) Determine the bar forces at BE, CE, and CD for the truss shown 4 KN 1.2 KN B E F. 2.0 m H D G A 1.5m1.5m 1.5 m 1.5 m 1.2 KN