Hydraulics and Fluid Mechanics in ME
When a liquid is flowing through a pipe, the velocity of the liquid is

Minimum at the centre and maximum near the walls
Maximum at the centre and zero near the walls
Maximum at the centre and minimum near the walls
Zero at the centre and maximum near the walls

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Hydraulics and Fluid Mechanics in ME
The specific speed of turbine is defined as the speed of a unit

Of such a size that it delivers unit discharge at unit power
Of such a size that it delivers unit discharge at unit head
Of such a size that it produces unit horse power with unit head
Of such a size that it requires unit power per unit head

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