MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the limitation of plasticizers? |
| A. | A good plasticizer is one which does not cause air-entrainment in concrete > .1-.2% |
| B. | A good plasticizer is one which does not cause air-entrainment in concrete > 5% |
| C. | A good plasticizer is one which does not cause air-entrainment in concrete > 10-20% |
| D. | A good plasticizer is one which does not cause air-entrainment in concrete > 1-2% |
| Answer» E. | |