The specific surface of cement should not be lesser than __________(a) 550 cm^2/gm(b) 1250 cm^2/gm(c) 2250 cm^2/gm(d) 5250 cm^2/gmThe question was asked during an interview.Origin of the question is Plain and Reinforced topic in section Miscellaneous Materials, Plain and Reinforced Cement Concrete of Construction & Building Materials

The specific surface of cement should not be lesser than __________(a)

1.	The specific surface of cement should not be lesser than __________(a) 550 cm^2/gm(b) 1250 cm^2/gm(c) 2250 cm^2/gm(d) 5250 cm^2/gmThe question was asked during an interview.Origin of the question is Plain and Reinforced topic in section Miscellaneous Materials, Plain and Reinforced Cement Concrete of Construction & Building Materials
Answer» The correct choice is (C) 2250 cm^2/gm The best I can explain: The specific surface serves as a MEASURE of the FREQUENCY of particles having an average size. The specific surface of cement should not be LESSER than 2250 cm^2/gm.

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