The given truss structure is loaded by a force F at the joint D and is to examine their buckling resistance. All bars have a circular cross-sectional area. F D E A3,L3 EA,L EA,L V3 B (a) Calculate the length L3 of the unloaded member 3 and the displacement coefficients of the joint of D in the r and y directions when the force F is applied. (b)How big are the bar forces? (c) Which staff are fundamentally at risk of buckling?
The given truss structure is loaded by a force F at the joint D and is to examine their buckling resistance. All bars have a circular cross-sectional area. F D E A3,L3 EA,L EA,L V3 B (a) Calculate the length L3 of the unloaded member 3 and the displacement coefficients of the joint of D in the r and y directions when the force F is applied. (b)How big are the bar forces? (c) Which staff are fundamentally at risk of buckling?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The given truss structure is loaded by a force F at the joint D and is
to examine their buckling resistance. All bars have a circular cross-sectional
area.
F
D
E A3,L3
EA,L
EA,L
V3
A
(a) Calculate the length L3 of the unloaded member 3 and the displacement coefficients
of the joint of D in the r and y directions when the force F is applied.
(b)How big are the bar forces?
(c) Which staff are fundamentally at risk of buckling?
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