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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does specific gravity measure?
💡 Hint: Think about how it compares to water.
Question 2
Easy
What is water absorption expressed as?
💡 Hint: Remember how we measure the weight before absorbing water.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does specific gravity tell us about aggregates?
- It indicates porosity
- It indicates compressive strength
- It indicates density
💡 Hint: Consider how weight relates to volume.
Question 2
True or False: Water absorption directly affects the water-cement ratio.
- True
- False
💡 Hint: Think about the role of aggregates in concrete.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If an aggregate sample weighs 80 kg in air and 60 kg when submerged in water, calculate its specific gravity.
💡 Hint: Use the formula for specific gravity involving the buoyant force.
Question 2
Discuss the implications of using aggregates with a water absorption of 5% in a concrete mix intended for high durability structures.
💡 Hint: Consider the importance of maintaining a correct water-cement ratio.
Challenge and get performance evaluation