9.1 - Strength of Hardened Concrete
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Practice Questions
Test your understanding with targeted questions
Define compressive strength.
💡 Hint: Think about what happens when you push down on concrete.
What is a typical tensile strength of concrete?
💡 Hint: Recall the relationship between tensile and compressive strengths.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the typical range of compressive strength for general construction?
💡 Hint: Recall the specific numeric range mentioned.
Tensile strength is approximately what percentage of compressive strength?
💡 Hint: Think about the relationship between the two types of strength.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the expected tensile strength of a concrete mixture with a compressive strength of 50 MPa.
💡 Hint: Use the provided relationship of tensile to compressive strength.
Discuss the impacts on the strength of concrete if the water-cement ratio is increased from 0.4 to 0.6.
💡 Hint: Consider how extra water changes the concrete structure.
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