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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is fly ash?
💡 Hint: Think of what is left after coal combustion.
Question 2
Easy
What property does silica fume significantly improve?
💡 Hint: It has a very high surface area.
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 is the main benefit of using fly ash in concrete?
- It increases early strength
- It slows hydration
- It improves workability
💡 Hint: Recall the functions of fly ash.
Question 2
Silica fume can increase the water demand of concrete mixes.
- True
- False
💡 Hint: Think about its particle size.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Describe a scenario where using silica fume would be advantageous in construction. Explain your reasoning.
💡 Hint: Consider structural integrity and environmental factors.
Question 2
Design a concrete mix for a marine environment, identifying which mineral admixtures to include and their intended benefits.
💡 Hint: Think about the challenges posed by seawater exposure.
Challenge and get performance evaluation