Question

2 Write a short note on Concrete?​

Answer 1

Answer:

Concrete is a composite material made of aggregate (gravel and sand), cement, and water. As a construction material, concrete can be cast in almost any shape, and once it hardens, can be a structural (load bearing) element. Portland cement may be grey or white.

Explanation:

Which ever point u want u can take....

Answer 2

Answer:

Concrete is a construction material composed of cement, fine aggregates (sand) and coarse aggregates mixed with water which hardens with time. ... In a building construction, concrete is used for the construction of foundations, columns, beams, slabs and other load bearing elements.

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