A 5-m long, simply supported beam is loaded as shown. Determine the lightest W-shape beam that can be used such that the flexural stress will not exceed 94 MPa. Use the table for standard properties of W-shape beams. Also, determine the actual maximum stress (in MPa) in the selected W-shape beam. As for other values: P1 = 124 kN P2 = 105 kN P3 = 183 kN %3D

A 5-m long, simply supported beam is loaded as shown. Determine the lightest W-shape beam that can be used such that the flexural stress will not exceed 94 MPa. Use the table for standard properties of W-shape beams. Also, determine the actual maximum stress (in MPa) in the selected W-shape beam. As for other values: P1 = 124 kN P2 = 105 kN P3 = 183 kN %3D

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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Concept explainers

Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.

Question

A 5-m long, simply supported beam is
loaded as shown. Determine the lightest
W-shape beam that can be used such that
the flexural stress will not exceed 94 MPa.
Use the table for standard properties of
W-shape beams. Also, determine the
actual maximum
stress (in MPa) in the selected W-shape
beam.
As for other values:
P1 = 124 kN
P2 = 105 kN
P3 = 183 kN
%3D

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