F7.1 A 250 lbs force is applied to point A of the truss as shown. Determine the forces in members FG, FE, FD and state whether the members are in tension or compression. 2.5 m 3 panels @ 2.5 m = = 7.5 m O 60° 250165

The truss shown is supported by a pinned connection at A and a roller (on a plane inclined at 25 to the horizontal) at D. Determine the magnitude of Rp, the reaction at D, if the sum of the moments about A is zero. Match the answers. F-2.67 kN 55 2.00 m 3.00 m 3.00 m 3.00 m 1.531 16.18 1. Fax kN 14.18 2. Fiy kN 3. Moment about A due to F, is = 2.168 KNm 1,358 reaction force at D is Rp 4 KN 2.187 5 Not an answer 1.98

Using the method of joints, determine the force in Member AC of the truss shown. Determine whether the member is in tension or compression. 4.5 m 3.2 m ↓ B 80.0 KN, Tension 6 m 80.0 KN, Compression O 100.0 KN, Tension O 100.0 KN, Compression C 24 kN - 6 m OE

For the truss shown, determine by the method of nodes the magnitude of the force in member AE