Solution
:
Starting with the definition of true strain as = ln(L/Lo) and assuming constant volume,
we have V= A
AoLo = AL
Therefore, L/Lo = Ao/A
A = D2 and
Ao = Do2
Ao/A = Do2 /D2 = (Do/D)2
= ln(Do/D)2= 2 ln(Do/D).
SolutionStarting with the definition of true strain as = ln(LLo).pdf
1. Solution
:
Starting with the definition of true strain as = ln(L/Lo) and assuming constant volume,
we have V= A
AoLo = AL
Therefore, L/Lo = Ao/A
A = D2 and
Ao = Do2
Ao/A = Do2 /D2 = (Do/D)2
= ln(Do/D)2= 2 ln(Do/D)