According to IS : 269 - 1976, the requirement of an ordinary Portland cement is that

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Q. According to IS : 269 - 1976, the requirement of an ordinary Portland cement is that

(A) the residue does not exceed 10% when sieved through IS sieve No. 9
(B) its expansion is not more than 10 mm for unaerated cement
(C) its initial setting time is not less than 30 minutes
(D) all of the above

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✅ Correct Answer: (D) all of the above

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