(1) The cross section of a 1.2m cantilever beam composed of two 80 x 50 x 5 angles welded back to back is shown in Figure 1. If the cantilever is subjected to a 4 kN load at its tip, calculate the maximum bending stress in the beam. Furthermore, find the maximum compressive and tensile strain at 0.3 m from the support and sketch the distribution of the strain across the section at this point. Sam 5mm Figure 1

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Civil Engineering
(1) The cross section of a 1.2m cantilever beam composed of two 80 x 50 x 5
angles welded back to back is shown in Figure 1. If the cantilever is
subjected to a 4 kN load at its tip, calculate the maximum bending stress
in the beam. Furthermore, find the maximum compressive and tensile
strain at 0.3 m from the support and sketch the distribution of the strain
across the section at this point.
50mm
Sam
5mm
Figure 1
Transcribed Image Text:Civil Engineering (1) The cross section of a 1.2m cantilever beam composed of two 80 x 50 x 5 angles welded back to back is shown in Figure 1. If the cantilever is subjected to a 4 kN load at its tip, calculate the maximum bending stress in the beam. Furthermore, find the maximum compressive and tensile strain at 0.3 m from the support and sketch the distribution of the strain across the section at this point. 50mm Sam 5mm Figure 1
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