A simply supported beam with a span of 8 m is subjected toa counterclockwise moment at the left support and acounterclockwise moment at the right support equal to150% of the moment at the left support. The beam is notrestrained against lateral buckling. The beam is A36 steelwith Fy = 248 MPa. The beam is W 21 x 62. Refer to AISC%3DShapes Database for the section properties.a. Determine the slenderness ratio, below which thebeam is short with respect to lateral buckling.b. Determine the allowable flexural stress in compressionflange.c. Determine the maximum value of the moment at theleft support.

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Answered: a. Determine the slenderness ratio,…

Engineering

Civil Engineering

a. Determine the slenderness ratio, below which the beam is short with respect to lateral buckling.

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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Question

A simply supported beam with a span of 8 m is subjected to
a counterclockwise moment at the left support and a
counterclockwise moment at the right support equal to
150% of the moment at the left support. The beam is not
restrained against lateral buckling. The beam is A36 steel
with Fy = 248 MPa. The beam is W 21 x 62. Refer to AISC
%3D
Shapes Database for the section properties.
a. Determine the slenderness ratio, below which the
beam is short with respect to lateral buckling.
b. Determine the allowable flexural stress in compression
flange.
c. Determine the maximum value of the moment at the
left support.

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