5.2.1.5 - Moisture Content
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Practice Questions
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What is moisture content?
💡 Hint: Think about the different forms of water present.
Name one method used to determine moisture content in aggregates.
💡 Hint: Consider methods that are commonly used in labs.
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Interactive Quizzes
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What is moisture content in aggregates?
💡 Hint: Think about how water might be present in aggregates.
True or False: The water-cement ratio has no influence on concrete strength.
💡 Hint: Consider how water affects the chemical reactions in concrete.
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Challenge Problems
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A construction project requires a water-cement ratio of 0.5. If 200 kg of cement are used, how much water is required if the moisture content of the aggregate is known to be 10%? Calculate adjusting the water as necessary based on the moisture content.
💡 Hint: Remember to adjust the water quantity for the moisture already present in the aggregates.
During a lab test, a sample weighs 150g in its wet state and weighs 140g after drying. Calculate the moisture content and discuss its implications for a concrete mix design.
💡 Hint: Use the moisture content formula to calculate correctly.
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