Practice Definition - 11.1 | 8. Workability of Fresh Concrete | Concrete Technology
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Definition

11.1 - Definition

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Practice Questions

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Question 1 Easy

What is rheology?

💡 Hint: Think about how materials like concrete behave when they are moving.

Question 2 Easy

Define yield stress in concrete.

💡 Hint: Consider what needs to happen for concrete to start moving.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the yield stress?

The maximum stress concrete can withstand
The minimum stress required for flow
The stress at which concrete hardens

💡 Hint: Think about what needs to happen to get concrete moving.

Question 2

True or False: Plastic viscosity affects how easily concrete can flow after it is set.

True
False

💡 Hint: Consider what happens to concrete once it sets.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Compare the effects of high yield stress and low yield stress on a concrete mixture's performance in different construction scenarios.

💡 Hint: Think about how placement impacts strength and uniformity.

Challenge 2 Hard

Design a concrete mix that requires specific rheological properties for a high-rise construction project considering factors like yield, viscosity, and external conditions.

💡 Hint: What environment impacts your design the most?

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