MCQOPTIONS
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| 1. |
In spillway, when the tail water depth is less than the sequent depth and river bed is composed of stiff rock, which one of the following energy dissipation device is performed? |
| A. | Solid roller bucket |
| B. | Slotted roller bucket |
| C. | Ski jump bucket |
| D. | Stilling basin |
| Answer» D. Stilling basin | |