Hydraulics and Fluid Mechanics in ME
Venturimeter is used to

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

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Hydraulics and Fluid Mechanics in ME
The hydraulic efficiency of a reaction turbine, is the ratio of

Power produced by the turbine to the energy actually supplied by the turbine
Actual work available at the turbine to energy imparted to the wheel
Work-done on the wheel to the energy (or head of water) actually supplied to the turbine
None of these

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