Practice Context (4.2) - Segregation - Civil Engineering Materials, Testing & Evaluation

Practise this section

10 questions

Flashcard drill
4 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
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What does segregation in concrete refer to?
Show hintHide hint
Think about the different materials that make up concrete.
Question 2.
Define bleeding in concrete.
Show hintHide hint
Consider what happens after you pour a concrete mix.
3Question 3.
What is segregation in concrete?
- A type of aggregate.
- The separation of concrete components.
- A mixing technique.
Show hintHide hint
Think about how the different materials interact.
4Question 4.
True or False: Bleeding can lead to surface cracking.
- True
- False
Show hintHide hint
Consider how moisture dynamics affect the surface finish.
Question 5.
Analyze a situation where re-tempering was used on a construction site. Discuss potential long-term impacts on concrete durability.
Show hintHide hint
Consider how important hydration is for strength.
Question 6.
Determine the most effective strategies to prevent bleeding in a concrete mix intended for a large commercial project.
Show hintHide hint
Reflect on ingredient choices in balancing hydration and workability.

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