18 Questions
What is measured in terms of compressive strength in concrete?
The force the concrete can withstand when squeezed
What is the purpose of the Slump Test in concrete?
To determine the workability of the concrete
How many cubes are needed for the Permeability Test?
Three
What is the purpose of the Ultrasonic Pulse Velocity Test?
To assess the quality of the concrete
What is the duration required for taking the cubes for the Permeability Test?
28 days
What is the purpose of the Pull-out Test?
To assess the quality of the concrete
What type of cement is used in massive concrete structures such as gravity dams?
Type IV cement
What is the primary purpose of water in concrete?
To facilitate the chemical reaction that causes cement to harden
What type of cement provides high strengths at an early age?
Type III cement
What is the primary function of aggregates in concrete?
To provide strength and durability
What type of cement is used in drainage structures where sulfate attack is a concern?
Type II cement
What are admixtures used to modify in concrete?
The setting time, workability, and strength
What are the main components of concrete?
Cement, aggregate, water, and additives
What type of cement is commonly used for all types of cement uses?
Type I
What is the purpose of reinforcing steel in reinforced concrete?
To resist tensile stresses
What is the primary binding material in lime concrete?
Lime
What happens to concrete over time?
It hardens to form a strong and versatile substance
What is the purpose of water in concrete mixing?
To get a proper consistency
Test your knowledge on the key factors that define the quality of concrete, including strength, workability, durability, and uniformity. Learn how these factors affect the performance and longevity of concrete structures.
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