Hydraulics and Fluid Mechanics in ME
A manometer is used to measure

Atmospheric pressure
Pressure in Venturimeter
Difference of pressures between two points in a pipe
Pressure in pipes and channels

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Hydraulics and Fluid Mechanics in ME
The flow in a pipe or channel is said to be uniform when

The quantity of liquid flowing per second is constant
The liquid particles at all sections have the same velocities
The liquid particles at different sections have different velocities
Each liquid particle has a definite path

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