Social Studies, 17.12.2019 22:31 kirathadoll
Fly ash, accelerators, superplasticizers, and air entrainment are added to a concrete mix to:
a. increase its strength.
b. increase its resistance to cracking.
c. to alter its properties in different ways.
d. to increase the concrete’s abrasion resistance.
e. to reduce the amount of reinforcing steel required.
Answers: 2
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Fly ash, accelerators, superplasticizers, and air entrainment are added to a concrete mix to:
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