Question

In cement, generally the increase in strength during a period of 14 days to 28 days is primarily due to:

• A. $C_{3}A$
• B. $C_{3}S$
• C. $C_{2}S$
• D. $C_{4}AF$

Answer 1

The correct option is B $C_{3}S$

$\text{l4-28 days strength is primarily contributed by}{C}_{3}S\text{However ultimately both}{C}_{3}S\&C_{2}S\text{contributes towards strength.}$