Hydraulics and Fluid Mechanics in ME
Venturimeter is used to

Measure the discharge of liquid flowing in a pipe
Measure the pressure difference of liquid flowing between two points in a pipe line
Measure the velocity of a flowing liquid
Measure the pressure of a flowing liquid

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Hydraulics and Fluid Mechanics in ME
Cavitation will begin when

pressure becomes more than critical pressure
the pressure at any location reaches an absolute pressure equal to the saturated vapour pressure of the liquid
pressure is increased
flow is increased

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