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The equation for true stress is expressed as ________ while the equation for true strain is expressed as _________. After necking begins, the equation ___________ must be used to determine true strain.
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The equation for true stress is expressed as ________ while the equation for true strain is expressed as _________. After necking begins, the equation ___________ must be used to determine true strain.

User Stuart Cook
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1 Answer

2 votes

Answer:

stress = σ = F / A

strain = ε = ΔL / L

After necking the equation σt = F / Aneck

εt = ln( A / Aneck)

Step-by-step explanation:

User Nand
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