Each bar has a cross-sectional area of 3 in? and modulus of elasticity E = 12x106 lb/in?. If a 40-kip horizontal force directed toward the right is applied at A, what are the normal stresses in the bars?

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Each bar has a cross-sectional area of 3 in? and modulus of elasticity E =
12x106 Ib/in?. If a 40-kip horizontal force directed toward the right is applied
at A, what are the normal stresses in the bars?
40°
D 70°
B
50°
60 in.
Transcribed Image Text:Each bar has a cross-sectional area of 3 in? and modulus of elasticity E = 12x106 Ib/in?. If a 40-kip horizontal force directed toward the right is applied at A, what are the normal stresses in the bars? 40° D 70° B 50° 60 in.
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