

MCQOPTIONS
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1. |
Which of the following pairs in respect of ordinary Portland cement (OPC) are correctly matched1. Initial setting time....30 minutes2. Final setting time....10 hours3. Normal consistency....10%Select the correct answer from the codes given below : |
A. | 1, 2 and 3 |
B. | 2 and 3 |
C. | 1 and 2 |
D. | 1 and 3 |
Answer» D. 1 and 3 | |