Practice Workability Of Special Concretes (7.5.1) - Fresh Concrete – Properties and Workability Tests (IS Standards)

Practice: Workability of Special Concretes

Lesson 7.5.1Fresh Concrete – Properties and Workability Tests (IS Standards)

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is Self-Compacting Concrete?
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Think about what allows it to fill formwork without vibration.
Question 2.
What is the purpose of fibers in Fiber-Reinforced Concrete?
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Consider how they improve the material's overall performance.
3Question 3.
What is the slump flow value range for Self-Compacting Concrete?
- 400-600 mm
- 650-800 mm
- 900-1000 mm
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Consider its high fluidity requirement.
4Question 4.
True or False: Fibers in Fiber-Reinforced Concrete can improve workability.
- True
- False
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Think about their impact on flowability.
Question 5.
Design a mix for Fiber-Reinforced Concrete that minimizes balling while maintaining strength. What materials would you choose?
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Think about balancing fiber percentages with other mix components.
Question 6.
Evaluate the impact of using air-entraining agents in Lightweight Concrete on its compressive strength during curing.
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Consider how air affects strength and mixing.

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