Velocity of Efflux using Torricelli's theorem

This CalcTown calculator calculates the velocity of liquid efflux from a narrow hole at the bottom of a container, using Torricell's principle.

*Please enter a=0 and A=1 if the condition A>>a is given.

Velocity of Efflux using Torricelli's theorem

m
m2
m2

Result

m/s
images
images
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where

    a=Cross-Sectional area of the hole

    A=Cross-Sectional area of the top portion

    h=Difference of height between the hole and the top surface

    v=Velocity of the Efflux

    u=Downward Velocity of the free surface