An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 800 mm. The cross-sectional dimensions of the beam are b1 = 35 mm, d1 = 108 mm, b2 = 21 mm, d2 = 21 mm, and a = 7 mm. For this material, the allowable tensile bending stress is 20 MPa, and the allowable compressive bending stress is 9 MPa. Determine the largest moment M that can be applied as shown to the beam. An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 800 mm. The cross-sectionaldimensions of the beam are b₁ = 35 mm, d₁ = 108 mm, b₂ = 21 mm, d₂ = 21 mm, and a = 7 mm. For this material, the allowable tensilebending stress is 20 MPa, and the allowable compressive bending stress is 9 MPa. Determine the largest moment M that can beapplied as shown to the beam.b₂akakMBLN-m| AAnswer:M=d₂

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Answered: An extruded polymer beam is subjected…

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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An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 800 mm. The cross-sectional dimensions of the beam are b1 = 35 mm, d1 = 108 mm, b2 = 21 mm, d2 = 21 mm, and a = 7 mm. For this material, the allowable tensile bending stress is 20 MPa, and the allowable compressive bending stress is 9 MPa. Determine the largest moment M that can be applied as shown to the beam.

An extruded polymer beam is subjected to a bending moment M. The length of the beam is L = 800 mm. The cross-sectional
dimensions of the beam are b₁ = 35 mm, d₁ = 108 mm, b₂ = 21 mm, d₂ = 21 mm, and a = 7 mm. For this material, the allowable tensile
bending stress is 20 MPa, and the allowable compressive bending stress is 9 MPa. Determine the largest moment M that can be
applied as shown to the beam.
b₂
ak
ak
M
B
L
N-m
| A
Answer:
M=
d₂

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