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
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
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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