11.2 - Parameters
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Practice Questions
Test your understanding with targeted questions
What is yield stress?
💡 Hint: Think of what it takes to get the concrete moving.
Define plastic viscosity.
💡 Hint: Consider how thick or thin the concrete feels.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is needed to initiate flow in fresh concrete?
💡 Hint: It's like the energy needed to start an engine.
True or False: A high plastic viscosity is desired in fresh concrete.
💡 Hint: Think about how viscosity impacts flow.
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Challenge Problems
Push your limits with advanced challenges
Given the yield stress and viscosity values of two concrete mixes, analyze which mix would perform better for a high-rise building project.
💡 Hint: Consider how each parameter affects handling and curing.
Design a concrete mix that utilizes thixotropic properties effectively for a complex formwork scenario.
💡 Hint: Look at how thixotropy influences flow and stability for complex shapes.
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Reference links
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