Hydraulics and Fluid Mechanics in ME
The flow ratio of Francis turbine is defined as the ratio of the

None of these
Velocity of flow at inlet to the theoretical jet velocity
Theoretical velocity of jet to the velocity of flow at inlet
Velocity of runner at inlet to the velocity of flow at inlet

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Hydraulics and Fluid Mechanics in ME
Which of the following is an incorrect statement ?

Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined
Coefficient of contraction of a venturimeter is unity
Flow nozzle is cheaper than venturimeter but has higher energy loss
None of these

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