M

Mr. Dubey • 52.30K Points
Coach 

Q. Which of the following statement is wrong?

(A) The coarse sand produces a harsh and unworkable mix.
(B) An admixture cannot increase the workability of concrete without increasing water content.
(C) Salts of manganese cause a considerable reduction in the strength of concrete.
(D) all of the above
Correct : Option (B)

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