Practice Unsoundness In Cement (2.8) - Cement Chemistry

Practise this section

9 questions

Flashcard drill
3 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
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is unsoundness in cement?
Show hintHide hint
Think about what happens when cement cracks.
Question 2.
Name one cause of unsoundness.
Show hintHide hint
Consider the components that affect cement chemistry.
3Question 3.
What does unsoundness in cement refer to?
- Excessive heat generation
- Undesirable expansion
- Color change
Show hintHide hint
Consider the post-setting behaviors of cement.
4Question 4.
True or False: The Le Chatelier test is used to detect unsoundness in cement.
- True
- False
Show hintHide hint
Recall the tests we discussed today.
Question 5.
Consider a cement batch that fails the Le Chatelier test. Describe what steps you would take to address this issue.
Show hintHide hint
Think about quality control and how composition affects strength.
Question 6.
You are tasked with designing a cement mix for a coastal building. Discuss the importance of preventing unsoundness in this scenario.
Show hintHide hint
Consider the specific environmental factors that can affect concrete.

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