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A copper strip (Ec=105 GPa) and an aluminum strip (Ea = 75 GPa) are bonded together to form the composite beam shown. Knowing that the beam is bent about a horizontal axis by a couple of moment M = 33 N-m, determine the maximum stress in the aluminum strip and in the copper strip. Aluminum Copper 24 mm 6 mm 1 6 mm The maximum compressive stress in the aluminum strip is The maximum tensile stress in the copper strip is MPa. MPa (include a negative sign).

A copper strip (Ec=105 GPa) and an aluminum strip (Ea = 75 GPa) are bonded together to form the composite beam shown. Knowing that the beam is bent about a horizontal axis by a couple of moment M = 33 N-m, determine the maximum stress in the aluminum strip and in the copper strip. Aluminum Copper 24 mm 6 mm 1 6 mm The maximum compressive stress in the aluminum strip is The maximum tensile stress in the copper strip is MPa. MPa (include a negative sign).

Structural Analysis
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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A copper strip (Ec= 105 GPa) and an aluminum strip (Ea = 75 GPa) are bonded together to form the composite beam shown. Knowing that the beam is bent about a horizontal axis by a couple of moment M= 33 N-m, determine the maximum stress in the aluminum strip and in the copper strip. Aluminum Copper 24 mm 6 mm 6 mm The maximum compressive stress in the aluminum strip is The maximum tensile stress in the copper strip is MPa. MPa (include a negative sign).
Transcribed Image Text:A copper strip (Ec= 105 GPa) and an aluminum strip (Ea = 75 GPa) are bonded together to form the composite beam shown. Knowing that the beam is bent about a horizontal axis by a couple of moment M= 33 N-m, determine the maximum stress in the aluminum strip and in the copper strip. Aluminum Copper 24 mm 6 mm 6 mm The maximum compressive stress in the aluminum strip is The maximum tensile stress in the copper strip is MPa. MPa (include a negative sign).
Expert Solution
Step 1: Introduction

For the given composit section with aluminium and copper strip.

Young's modulus of copper is 105 N/mm2

Young's modulus of aluminium is 75 N/mm2

 

To determine,

  • The maximum compressive stress in aluminium.
  • The maximum tensile stress in copper.
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