3 - Water
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Practice Questions
Test your understanding with targeted questions
What is the function of water in concrete?
💡 Hint: Think about what happens when you mix cement and water.
What should the pH level be for mixing water?
💡 Hint: Recall the purity standards for concrete mixing.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of water in concrete?
💡 Hint: Focus on what makes concrete strong.
True or False: Water with high salt concentration can be used to mix concrete.
💡 Hint: Recall the quality standards for mixing water.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A construction project requires a concrete mix with a compressive strength of at least 30 MPa. The selected cement type has a recommended water-cement ratio of 0.5. How much water should be used with 300 kg of cement?
💡 Hint: Multiply cement weight by the w/c ratio.
Describe how you would adjust the water-cement ratio for a concrete mix designed for a hot climate. What would be the considerations?
💡 Hint: Think about temperature effects on water evaporation.
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