MCQOPTIONS
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| 1. |
A water treatment plant is designed to treat 1 m /s of raw water. It has 14 sand filters. Surface area of each filter is 50 m . What is the loading rate (in (m /days.m )) with two filters out of service for routine backwashing? |
| A. | 214 m /day.m |
| B. | 124 m /day.m |
| C. | 174 m /day.m |
| D. | 144 m /day.m |
| Answer» E. | |