12 Questions
What is the main binding material in concrete?
Cement
In its fresh state, concrete is best described as:
Plastic
Which material is used as filler in concrete to reduce costs and provide strength?
Round gravel
What happens to the fluid-like concrete with time?
It hardens and becomes stone-like
Apart from cement, what other material can be used as a binding material in concrete?
Lime
What term is synonymous with 'filler material' in concrete?
Aggregate
What is the purpose of having well-graded stone aggregate in concrete?
To allow the hardening of concrete
What is the classification of aggregate based on particle size?
Coarse and fine aggregates
Which material is commonly referred to as fine aggregate?
Sand
What is the main purpose of adding water to fresh concrete?
To allow hardening through a chemical reaction
Why is concrete reinforced with steel bars when there is a possibility of significant tension?
To resist tension in the concrete
What is the key difference between Plain Cement Concrete (PCC) and Reinforced Concrete (RC)?
Reinforcement with steel bars
Explore the important properties of steel reinforcing bars and concrete in the context of reinforced concrete structures. Learn about the characteristics of these materials and how they come together to form a durable and versatile building material.
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