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Mr. Dubey • 52.30K Points
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Q. Pick up the correct proportions of chemical ingredients of cement

(A) lime : silica : alumina : iron oxide : 63 : 22 : 6 : 3
(B) silica : lime : alumina : iron oxide : 63 : 22 : 6 : 3
(C) alumina : silica : lime : iron oxide : 63 : 22 : 6 : 3
(D) iron oxide : alumina : silica : lime : 63 : 22 : 6 : 3
Correct : Option (A)

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