Which of the Following Statements with Regard to Portland Cement are Correct?

1. Sillica imparts strength to cement.
2. Alumina makes the cement quick setting.
3. Excess of lime increases the strength of cement
4. Calcium sulphate decreases the initial setting time of cement.
Select the correct answer using the code given below
(a) 2 and 4 only                (b) 1 and 3             (c) 1, 2 and 4                 (d) 1 and 2 only

Anurag Mishra Professor Asked on 4th November 2015 in Science.
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  • 1 Answer(s)

    Answer: (d) 1 and 2 only

    Anurag Mishra Professor Answered on 5th November 2015.
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