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Questions and Answers
Which test evaluates the resistance of aggregates to abrasion and wear?
Which test evaluates the resistance of aggregates to abrasion and wear?
- Alkali-aggregate reaction test
- Aggregate crushing value (ACV) test
- Specific gravity and water absorption test
- Los Angeles abrasion test (correct)
What does the term 'maximum aggregate size' refer to?
What does the term 'maximum aggregate size' refer to?
- A measure of the fineness or coarseness of the aggregate
- The mass of aggregate per unit volume
- The largest sieve size that allows all the aggregate particles to pass through (correct)
- The ability of the aggregate to absorb water
How is 'apparent specific gravity' defined?
How is 'apparent specific gravity' defined?
- The ratio of the volume of voids in the aggregate to the total volume of the aggregate
- The ratio of the weight of a compressively loaded aggregate to its original weight
- The ratio of the weight of a given volume of aggregate to the weight of an equal volume of water (correct)
- The amount of water present in the aggregate
What does 'void ratio' represent in aggregates?
What does 'void ratio' represent in aggregates?
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How is 'fineness modulus' calculated?
How is 'fineness modulus' calculated?
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What is one of the functions of aggregates in construction?
What is one of the functions of aggregates in construction?
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Which type of aggregate is typically larger than 4.75 mm in size?
Which type of aggregate is typically larger than 4.75 mm in size?
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What is the primary difference between well-graded and poorly-graded aggregates?
What is the primary difference between well-graded and poorly-graded aggregates?
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Which classification of aggregates distinguishes between rounded and angular particles?
Which classification of aggregates distinguishes between rounded and angular particles?
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How do natural aggregates differ from artificial aggregates?
How do natural aggregates differ from artificial aggregates?
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