Practice Shrinkage-reducing Admixtures (SRA) - 4.1.6 | 4. Chemical Admixtures | Concrete Technology
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4.1.6 - Shrinkage-reducing Admixtures (SRA)

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary purpose of Shrinkage-reducing Admixtures?

💡 Hint: Think about how water affects concrete as it dries.

Question 2

Easy

Name one application of SRA.

💡 Hint: Where might concrete be likely to crack due to its use?

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 the primary function of Shrinkage-reducing Admixtures?

  • Increase strength
  • Minimize shrinkage
  • Improve workability

💡 Hint: Focus on the drying process and its effects on concrete.

Question 2

True or False: SRAs help increase the surface tension of water in concrete.

  • True
  • False

💡 Hint: Remember how surface tension influences moisture retention.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Calculate the expected benefits of using SRA in a bridge project: what reduction in cracks can you anticipate based on research data?

💡 Hint: Look into statistics pertaining to SRA effectiveness.

Question 2

Design a concrete mix for a bridge deck that incorporates SRA, detailing the proportions and why you chose them.

💡 Hint: Focus on achieving the right balance for strength and minimal shrinkage.

Challenge and get performance evaluation