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1. |
In a ski-jump bucket provided in an overflow spillway, the lip angle is 30°, and the actual velocity of flow entering the bucket is 30 m/s. The maximum vertical height attained by the trajectory of the jet, measured above the lip of the bucket, is nearly |
A. | 45 m |
B. | 35 m |
C. | 22 m |
D. | 11 m |
Answer» E. | |