Basque PAU Technology & Eng II Practice Questions - Basque Country PAU Technology & Engineering II Examination - UPV EHU (2o Bachillerato 2026) Exam

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A copper rod with initial length L₀ = 2.0 m and cross-sectional area A = 50.0 mm² is pulled in tension by a 6,000 N force. Given Young's modulus E = 120 GPa for copper, what is the elastic elongation ΔL of the rod?

1.0 mm 4.0 mm 0.5 mm 2.0 mm

Correct Answer:

2.0 mm

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