MCQOPTIONS
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| 1. |
The efficacy of pumpcrete is based primarily on1. The capacity of pump2. The aggregate size, which should not exceed 8 cm3. The diameter of pipe being large, with more than 30 cm being desirable4. The performance of the agitator |
| A. | 1 and 4 only |
| B. | 1 and 2 only |
| C. | 3 and 4 only |
| D. | 2 and 3 only |
| Answer» B. 1 and 2 only | |