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Chapter 2 Stress and Strain—Axial Loading
Eng. Mahmoud AlQazzaz
NORMAL STRAIN UNDER AXIAL LOADING
normal strain:
deformation per unit
length
DEFORMATIONS OF MEMBERS UNDER AXIAL LOADING
𝑝
𝐴= 𝐸
δ
𝐿
δ=𝑝𝐿
𝐴𝐸
if the rod is homogeneous
(constant E), has a uniform
cross section of area A, and is
loaded at its ends.
If the rod is loaded at
other points, or if it
consists of several
portions of various cross
sections and possibly of
different materials
Example
HW :
2.1 , 2.14 , 2.16 , 2.19 , 2.21 , 2.33 , 2.44 ,
2.53 , 2.59 , 2.60 , 2.62 , 2.64 , 2.75 , 2.76 .
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