8-7. Determine the vertical displacement of joint A. Each bar is made of steel and has the cross-sectional area shown. Take E = 29(10³) ksi. Use the method of virtual work. 6k 2 in² 3 in² 8 ft E 3 in² B boood had Solve Prob. 8-7 using Castigliano's theorem. 2 in² 2 in² 3 in² -8 ft D 3k 3 in² 8 ft C

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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8-7. Determine the vertical displacement of joint A. Each
bar is made of steel and has the cross-sectional area shown.
Take E = 29(10³) ksi. Use the method of virtual work.
A
6k
2 in²
3 in²
8 ft-
E
3 in²
DOG
had
B
2 in²
Solve Prob. 8-7 using Castigliano's theorem.
2 in²
3 in²
-8 ft
3kV
3 in² 8 ft
C
Transcribed Image Text:8-7. Determine the vertical displacement of joint A. Each bar is made of steel and has the cross-sectional area shown. Take E = 29(10³) ksi. Use the method of virtual work. A 6k 2 in² 3 in² 8 ft- E 3 in² DOG had B 2 in² Solve Prob. 8-7 using Castigliano's theorem. 2 in² 3 in² -8 ft 3kV 3 in² 8 ft C
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