Question 1 A copper strip (Ec=105 GPa) and an aluminium strip (E₂=75 GPa) are bonded together to form the composite bar

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Question 1 A Copper Strip Ec 105 Gpa And An Aluminium Strip E 75 Gpa Are Bonded Together To Form The Composite Bar 1 (96.59 KiB) Viewed 12 times

Question 1 A copper strip (Ec=105 GPa) and an aluminium strip (E₂=75 GPa) are bonded together to form the composite bar shown in the figure below. Knowing that the bar is bent about a horizontal axis by a couple of moment 25 N-m, and the dimension for a =3 and b =10, ↓ Copper Aluminium Copper 25 mm a) Determine the maximum stresses in (a) the aluminium strip; MPa b) Determine the maximum stresses in the copper strip MPa a mm ↑ bmm ↓ amm ↑