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Question 1
A cylindrical steel bar with a diameter of $d = 10\text{ mm}$ is subjected to an axial tensile force of $F = 50\text{ kN}$. What is the normal tensile stress $\sigma$ induced in the bar?
Correct Answer:
636.62 MPa
Question 2
A metal wire of initial length $L_0 = 2.0\text{ m}$ undergoes an elongation of $\Delta L = 1.2\text{ mm}$ under load. What is the unit engineering strain $\varepsilon$?
Correct Answer:
0.0006 (0.06%)
Question 3
A structural steel alloy has a Young's modulus of elasticity $E = 210\text{ GPa}$. If it experiences an elastic strain of $\varepsilon = 0.001$, what is the elastic stress $\sigma$?
Correct Answer:
210 MPa
Question 4
Which type of penetrator (indenter) is standardly used in the Brinell hardness test (HB)?
Correct Answer:
A hardened steel or tungsten carbide ball
Question 5
What is the primary microstructural objective of quenching (temple) a medium-carbon steel from its austenitizing temperature?
Correct Answer:
To transform austenite rapidly into martensite, achieving high hardness
Question 1
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Prepare with the Balearic PAU Technology & Engineering II Practice Questions - Balearic Islands PAU Technology and Engineering II Examination - UIB (Tecnologia i Enginyeria II 2026) Exam practice quiz. This question bank includes 100 questions covering text, heat, thermal, efficiency, and cycle. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Balearic PAU Technology & Engineering II Practice Questions - Balearic Islands PAU Technology and Engineering II Examination - UIB (Tecnologia i Enginyeria II 2026) Exam

This practice set contains 100 questions from the matching question bank and focuses on text, heat, thermal, efficiency, and cycle. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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