11 - Rheology of Fresh Concrete
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Practice Questions
Test your understanding with targeted questions
What is rheology?
💡 Hint: Think about materials and their movement.
Define yield stress.
💡 Hint: It's about starting the flow.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the definition of yield stress?
💡 Hint: It's the point at which concrete starts to move.
Is thixotropy a permanent change in viscosity?
💡 Hint: Consider whether it can change back.
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Challenge Problems
Push your limits with advanced challenges
A construction team is struggling to pump a concrete mix with a yield stress too high. Discuss how they can modify the mix design to improve its flow.
💡 Hint: Think about additives and the composition of the mix.
Analyze how temperature might influence the rheological properties of a fresh concrete mix during a hot day.
💡 Hint: Consider how heat impacts viscosity and yield stress levels.
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