The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece and H = Height of liquid above the mouthpiece)
A. $$0.855{\text{a}}\sqrt {2{\text{gH}}} $$
B. $$1.855{\text{aH}}\sqrt {2{\text{g}}} $$
C. $$1.585{\text{a}}\sqrt {2{\text{gH}}} $$
D. $$5.85{\text{aH}}\sqrt {2{\text{g}}} $$
Answer: Option A

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