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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![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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7644692e-2a29-4dd6-9f12-f2a06360d937%2F39de86d0-1b5a-4be7-9727-934fdf3b0e32%2Fy2sfk8_processed.jpeg&w=3840&q=75)
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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