The compressive strength of cement should not be less than about 110Kg – McqOptions

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1.	The compressive strength of cement should not be less than about 110Kg/cm¬¨‚â§ after three days & not less than 170Kg/cm¬¨‚â§ after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm¬¨‚â§/gm.%!
A.	800
B.	1600
C.	4000
D.	8500
Answer» C. 4000

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