Determine the support reactions and member forces of the trusses shown. Verify the results with RISA-2D. (Ans: By=24, Dx=-15, Dy=16, FAB=-12.5, FBC=0.893, FCD=-1.215, FEF=- 6.607, FFG -6.215, FAE-16.008, FBE -13.286, FBF=-17.051, FCE=5.26, FCF=-8.258, FCG 7.959, FDG=-4.972, FDF=-17.653) 15kN E XXX. B 5m 10kN. A 30kN 5m 5m G

Determine the support reactions and member forces of the trusses shown. Verify the results with RISA-2D. (Ans: By=24, Dx=-15, Dy=16, FAB=-12.5, FBC=0.893, FCD=-1.215, FEF=- 6.607, FFG -6.215, FAE-16.008, FBE -13.286, FBF=-17.051, FCE=5.26, FCF=-8.258, FCG 7.959, FDG=-4.972, FDF=-17.653) 15kN E XXX. B 5m 10kN. A 30kN 5m 5m G

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Determine the support reactions and member forces of the trusses shown. Verify the results
with RISA-2D. (Ans: By-24, Dx=-15, Dy=16, FAB=-12.5, FBC=0.893, FCD=-1.215, FEF=-
6.607, FFG -6.215, FAE-16.008, FBE -13.286, FBF -17.051, FCE=5.26, FCF=-8.258,
FCG 7.959, FDg=-4.972, Fdf=-17.653)
10kN,
A
15kN E
5m
B
5m
30kN
F
C
5m
G
4m

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Step 3: Evaluating P forces

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Step 4: Evaluating P forces

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Step 5: Evaluating K1 forces

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Step 6: Evaluating K2 forces

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Step 7: Determination of redundant forces

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Step 8: Determination of remaining member forces

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