Physics · Fluid Mechanics
A partially submerged (or drowned) orifice behaves as:
- 1A free orifice in the upper portion and a submerged orifice in the lower portion✓
- 2A free orifice in the lower portion and a drowned orifice in the upper portion
- 3A sharp-edged orifice throughout its depth
- 4A bell-mouthed orifice throughout its depth
Correct answer
A free orifice in the upper portion and a submerged orifice in the lower portion
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