1 -1//2 1//2 Pi P2 1 1 0 0 18 0 -1//2 0 P4 P3 -1 1//2 0 1//2 1 0 -1 -1//2 12 Ps 0 P6

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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In the force formulation of a truss, the unknowns are the member forces Pi. For the statically
determinate truss shown, obtain a system of linear equations by writing down the equilibrium
equations of the joints.
Verify the system of linear equati@ below then solve all the member forces.
P
P
P.
45%
45%
18 kN
| 12 kN
1 -1//2
1//2
-1
1
P1
1
0 0
P2
18
0 – 1//2
1//2 0
1//2 1
-1 -1//2
0 -1
P3
P4
12
P5
0
P6
||
Transcribed Image Text:In the force formulation of a truss, the unknowns are the member forces Pi. For the statically determinate truss shown, obtain a system of linear equations by writing down the equilibrium equations of the joints. Verify the system of linear equati@ below then solve all the member forces. P P P. 45% 45% 18 kN | 12 kN 1 -1//2 1//2 -1 1 P1 1 0 0 P2 18 0 – 1//2 1//2 0 1//2 1 -1 -1//2 0 -1 P3 P4 12 P5 0 P6 ||
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