Practice Testing Methods For Creep And Shrinkage (4.7) - Failure 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 purpose of the Drying Shrinkage Test?
Show hintHide hint
Think about how concrete dries.
Question 2.
What does autogenous shrinkage involve?
Show hintHide hint
Remember, no moisture exchange.
3Question 3.
What does the Drying Shrinkage Test measure?
- Water content
- Length change over time
- Compressive strength
Show hintHide hint
Think about moisture and drying.
4Question 4.
True or False: Autogenous shrinkage is caused by moisture loss.
- True
- False
Show hintHide hint
Consider what happens in sealed conditions.
Question 5.
Design a test plan that includes drying and autogenous shrinkage testing for a new concrete mix. What would your parameters and observations be?
Show hintHide hint
Consider the details on how long you’ll monitor each specimen.
Question 6.
Discuss how you would differentiate between creep and shrinkage in a project’s concrete evaluation. What methods might you employ?
Show hintHide hint
Refer back to the tests we discussed earlier.

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