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Question
The workability of concrete is influenced most by its :
A.
Water-cement ratio
B.
Aggregate cement ratio
C.
Cement content
D.
Water content
Answer ( Option A)

Water-cement ratio

Solution

Workability can be defined as ease with which concrete can be compacted and ease of compaction depends upon quality of paste (i.e. lean paste or thick paste) and quality of paste in turn depends upon w/c ratio instead of water alone.

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