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Question 1
A cylindrical steel test bar with an initial diameter of 10 mm is subjected to an axial tensile force of 20 kN. What is the normal tensile stress induced in the cross-section of the specimen?
Correct Answer:
254.65 MPa
Question 2
A metal specimen with an initial gauge length of 150 mm elongates by 0.30 mm when subjected to an axial load within its elastic limit. What is the engineering unit strain of the specimen?
Correct Answer:
0.002 (0.2%)
Question 3
A metallic alloy specimen experiences a tensile stress of 300 MPa and an elastic strain of 0.0015. What is the modulus of elasticity (Young's modulus E) of this material?
Correct Answer:
200 GPa
Question 4
Which formula correctly represents the Brinell hardness number (HB) calculation for a spherical indenter of diameter D and indentation diameter d under load P (in kgf)?
Correct Answer:
HB = (2 · P) / [ π · D · (D - √(D² - d²)) ]
Question 5
What physical property of a material is primarily evaluated using a Charpy pendulum impact test?
Correct Answer:
Resilience and impact toughness
Question 1
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About this Exam

Prepare with the Catalonia PAU Technology and Engineering II Practice Questions - Catalonia PAU Technology and Engineering II Examination Tecnologia i Enginyeria II 2n de Batxillerat 2026 Exam practice quiz. This question bank includes 100 questions covering power, heat, efficiency, tensile, and steel. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Catalonia PAU Technology and Engineering II Practice Questions - Catalonia PAU Technology and Engineering II Examination Tecnologia i Enginyeria II 2n de Batxillerat 2026 Exam

This practice set contains 100 questions from the matching question bank and focuses on power, heat, efficiency, tensile, and steel. 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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