Practice Cement (2.1) - Characteristics of High Performance Concrete

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8 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What type of cement is most commonly used in HPC?
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Think about the name of the cement.
Question 2.
What is the typical compressive strength of OPC at 28 days?
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Consider the definition of high performance.
3Question 3.
What is the minimum compressive strength of OPC at 28 days?
- 20 MPa
- 40 MPa
- 60 MPa
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Consider what makes it 'high performance'.
4Question 4.
True or False: Blended cements generally do not improve the durability of concrete.
- True
- False
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Think about how materials work together.
Question 5.
Given a project requiring concrete with high durability, how would you choose the cement type and what supplementary materials would you add?
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Consider the environment where the concrete will be used.
Question 6.
Propose a mix design using both OPC and a supplementary material while achieving a target compressive strength of 80 MPa.
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Think about how ratios impact the final mix's strength.

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