Hydraulics and Fluid Mechanics in ME
The total head of a liquid particle in motion is equal to

Potential head - (pressure head + kinetic head)
Pressure head - (kinetic head + potential head)
Kinetic head - (pressure head + potential head)
Pressure head + kinetic head + potential head

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

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

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