*10-28. Determine the force in member AD of the truss. The cross-sectional area of each member is shown in the fig- ure. Assume the members are pin connected at their ends. Take E=200 GPa.
*10-28. Determine the force in member AD of the truss. The cross-sectional area of each member is shown in the fig- ure. Assume the members are pin connected at their ends. Take E=200 GPa.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:*10-28. Determine the force in member AD of the truss.
The cross-sectional area of each member is shown in the fig-
ure. Assume the members are pin connected at their ends.
Take E = 200 GPa.
25 kN E
1200 mm² D
630
0.9 m 1200 mm²
A
1800 mm
1800 mm²
1200 mm²
1800 mm²
99
od 30 00
60 00 00
1200 mm² B
1.2 m
20 kN
1200 mm²
1.2 m
GUG
C
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Step 1: Given data:
VIEWStep 2: Finding the static indeterminacy and support reactions of the given truss:
VIEWStep 3: Finding P-forces due to given loads:
VIEWStep 4: Finding K-forces due to redundant load on member AD:
VIEWStep 5: Finding K-forces due to redundant load on member AD:
VIEWStep 6: Determining the force in member AD of the given truss :-
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