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Introduction to Concrete Construction

5 Questions

1 Views

Introduction to Concrete Construction

Created by

@BestPerformingMarsh

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Questions and Answers

What is concrete composed of?

Coarse aggregate, fine aggregate, cement, water, air voids, and admixtures (correct)

Steel, sand, water, and cement

Reinforcing bars, gravel, and water

Gravel, cement, and water

In which construction elements is plain concrete suitable?

Nonstructural elements with minimal tensile forces (correct)

Structural beams with high tensile forces

Pavements with no compressive forces

Foundations with significant tensile stresses

What is the primary purpose of reinforcing bars in reinforced concrete?

Increasing compressive strength

Absorbing tensile stresses (correct)

Providing resistance to shear forces

Reducing the water-cement ratio

What is the main drawback of plain concrete in terms of tensile stresses?

<p>Abrupt and brittle failure</p> Signup and view all the answers

What is the function of the paste formed by mixing cement with water in concrete?

<p>Binding the aggregates into a solid mass</p> Signup and view all the answers

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