MCQOPTIONS
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| 1. |
A good brick when immersed in water bath for 24 hours, should not absorb more than |
| A. | 20% of its dry weight |
| B. | 30% of its saturated weight |
| C. | 10% of its dry weight |
| D. | 20% of its saturated weight |
| Answer» B. 30% of its saturated weight | |