Andalusia PAU Technology And Engineering II Practice Questions - Andalusia PAU Technology And Engineering II (Tecnología E Ingeniería II 2o Bachillerato) Exam

In a standard tensile test specimen, how is normal stress (σ) calculated?

Applied axial force divided by initial cross-sectional area (F / A₀) Change in length divided by original length (ΔL / L₀) Original length divided by applied axial force (L₀ / F) Applied torque divided by polar moment of inertia (T / J)

Correct Answer:

Applied axial force divided by initial cross-sectional area (F / A₀)

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