AW 14 x 68 having the following properties: Prop. of W 14 x 68 Sx = 1688 x 10° mm Cb = 1.14 Lp = 2.65 m d = 356.62 mm bf = 254.89 mm Zx = 1885 x 10° mm3 tf = 18.29 mm Fy = 345 MPa E = 200000 MPa Elastic buckling stress: Fcr = 420 MPa Lr= 8.05 m A) Which of the ff. most nearly gives the flexural strength of the beam if the beam has an unbraced length of 12 m. * 709 486 450 585 638 B) Which of the ff. most nearly gives the flexural strength of the beam if the beam has an unbraced length of 6 m. * 709 486 450 585 638

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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AW 14 x 68 having the following properties:
Prop. of W 14 x 68
d = 356.62 mm
bf = 254.89 mm Zx = 1885 x 10° mm
tf = 18.29 mm
Fy = 345 MPa
Sx = 1688 x 10° mm
Cb = 1.14
Lp = 2.65 m
%3D
E = 200000 MPa
Lr= 8.05 m
Elastic buckling stress: For = 420 MPa
A) Which of the ff. most nearly gives the flexural strength of the beam if the beam
has an unbraced length of 12 m. *
709
486
450
585
638
B) Which of the ff. most nearly gives the flexural strength of the beam if the beam
has an unbraced length of 6 m. *
709
486
450
585
638
Transcribed Image Text:AW 14 x 68 having the following properties: Prop. of W 14 x 68 d = 356.62 mm bf = 254.89 mm Zx = 1885 x 10° mm tf = 18.29 mm Fy = 345 MPa Sx = 1688 x 10° mm Cb = 1.14 Lp = 2.65 m %3D E = 200000 MPa Lr= 8.05 m Elastic buckling stress: For = 420 MPa A) Which of the ff. most nearly gives the flexural strength of the beam if the beam has an unbraced length of 12 m. * 709 486 450 585 638 B) Which of the ff. most nearly gives the flexural strength of the beam if the beam has an unbraced length of 6 m. * 709 486 450 585 638
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