What is the primary function of cement in concrete?

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Question: What is the primary function of cement in concrete?

Options:

Correct Answer: To bind aggregates together

Solution:

Cement acts as a binding agent that holds the aggregates together in concrete.

What is the primary function of cement in concrete?

What is the primary function of cement in concrete?

Step 1: Understand that concrete is made up of three main components: cement, aggregates (like sand and gravel), and water.
Step 2: Recognize that cement is a powdery substance that, when mixed with water, forms a paste.
Step 3: Know that this paste coats the aggregates and fills the spaces between them.
Step 4: Realize that as the cement paste hardens, it binds the aggregates together, creating a solid structure.
Step 5: Conclude that the primary function of cement in concrete is to act as a binding agent that holds everything together.

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