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Q. |
A mouthpiece cannot be used under very large head because |
A. | The variation in discharge is large |
B. | Cavitation occurs at the vena contracta |
C. | Of practical difficulties in contraction |
D. | Vortex is created at the vena contracta |
E. | The flow through mouthpiece is erratic |
Answer» E. The flow through mouthpiece is erratic |
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