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The strength of well compacted concrete with good workability is depended only on the _________

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The strength of well compacted concrete with good workability is depended only on the _________

(a) Water content

(b) Cement content

(c) Water-cement ratio

(d) Water-soaked ratio

I have been asked this question in examination.

Enquiry is from Cement Concrete Construction topic in chapter Cement Concrete Construction of Construction & Building Materials

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Correct choice is (c) Water-cement ratio

For explanation: Similarly the higher water content increases the workability. But it is not useful for chemical action. The excess water evaporates living pores in the concrete. Thus the increase water cement ratio lowers the strength of concrete.

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