Hydraulics and Fluid Mechanics in ME
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)

5.85 aH.√(2g)
0.855 a.√(2gH)
1.855 aH.√(2g)
1.585 a.√(2gH)

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Hydraulics and Fluid Mechanics in ME
Slip of a reciprocating pump is defined as the

Product of theoretical discharge and the actual discharge
Difference of theoretical discharge and the actual discharge
Sum of actual discharge and the theoretical discharge
Ratio of actual discharge to the theoretical discharge

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