If silica is added in excess during the manufacturing of cement, the setting time of the cement

Q. If silica is added in excess during the manufacturing of cement, the setting time of the cement

A

Increases

B

No effect

C

Decreases

D

Cannot be predicted

Solution:

Silica having an optimum dosage of 22% give strength to the cement.
If added in excess increases the setting time of cement.
Silica imparts strength to cement.

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