MCQOPTIONS
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| 1. |
Which among the following compound imparts strength to the Portland cement after 2 to 3 years. |
| A. | Tricalcium Aluminate |
| B. | Tricalcium Silicate |
| C. | Di-calcium silicate |
| D. | Tetra-calcium Aluminoferrite |
| Answer» D. Tetra-calcium Aluminoferrite | |