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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What do deleterious materials do to concrete?
💡 Hint: Think about harmful substances.
Question 2
Easy
Name one type of deleterious substance.
💡 Hint: You learned about them in class.
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 a deleterious material?
- A substance that enhances concrete performance
- A substance that negatively affects concrete
- A material used only for aesthetic purposes
💡 Hint: Focus on the negative impact.
Question 2
True or false: Only large particles can be deleterious.
- True
- False
💡 Hint: Think of the different sizes and types you learned.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a concrete mix that exceeds the allowable limit for clay. Discuss how it affects the overall performance of the concrete in a structural application.
💡 Hint: Link the performance issues with increased water demands.
Question 2
You have aggregate samples containing organic impurities. What tests would you recommend to check if they meet the permissible limits as per IS: 383, and what actions should be taken if they exceed the limits?
💡 Hint: Remember the role of the color test.
Challenge and get performance evaluation