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a. Compute the critical buckling stress (Fcr in MPa). b. Compute the nominal compressive strength of the column section. (kN) c. Compute the design compressive strength and allowable strength of the column section. (kN)

a. Compute the critical buckling stress (Fcr in MPa). b. Compute the nominal compressive strength of the column section. (kN) c. Compute the design compressive strength and allowable strength of the column section. (kN)

Structural Analysis
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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a. Compute the critical buckling stress (Fcr in MPa). b. Compute the nominal compressive strength of the column section. (kN) c. Compute the design compressive strength and allowable strength of the column section. (kN)
Transcribed Image Text:a. Compute the critical buckling stress (Fcr in MPa). b. Compute the nominal compressive strength of the column section. (kN) c. Compute the design compressive strength and allowable strength of the column section. (kN)
Problem A W 12 x 65 column section is 8 m long, pinned at each and has an additional support in the weak direction at a point 3.6 m from the top. Use U = 1.2 DL + 1.6 LL. K = 1.0 Properties of W 12 x 65 A = 12323 mm² rx = 134.11 mm ry = 76.71 mm E = 200,000 MPa Fy : 3D 248 МPа 3.6 m. 8 m. 4.4 m. te.
Transcribed Image Text:Problem A W 12 x 65 column section is 8 m long, pinned at each and has an additional support in the weak direction at a point 3.6 m from the top. Use U = 1.2 DL + 1.6 LL. K = 1.0 Properties of W 12 x 65 A = 12323 mm² rx = 134.11 mm ry = 76.71 mm E = 200,000 MPa Fy : 3D 248 МPа 3.6 m. 8 m. 4.4 m. te.
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