Practice Mitigation Of Shrinkage And Shrinkage Cracking (4.6) - Failure Mechanism in Hardened Concrete

Practice: Mitigation of Shrinkage and Shrinkage Cracking

Lesson 4.6Failure Mechanism in Hardened Concrete

Practise this section

8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is the impact of a low water-cement ratio on concrete?
Show hintHide hint
Think about the components that make up concrete.
Question 2.
Name one method that can be used for curing concrete.
Show hintHide hint
Consider what would keep the concrete moist.
3Question 3.
What is the main purpose of using a low water-cement ratio in concrete?
- To increase workability
- To reduce shrinkage
- To lower cost
Show hintHide hint
Think about the different properties of concrete.
4Question 4.
True or False: Curing compounds can help retain moisture in concrete.
- True
- False
Show hintHide hint
Consider how we can maintain moisture in any solid.
Question 5.
Design a comprehensive prevention plan for shrinkage and cracking in a new residential driveway. Consider environmental factors, material choices, and structural detailing.
Show hintHide hint
What factors would influence shrinkage in a driveway?
Question 6.
Explain how the choice of admixtures can impact the performance of concrete in a hot climate. What formulations would you suggest?
Show hintHide hint
Consider how temperature affects hydration.

4 more questions in this section. Enroll free to practise them all.