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
None of these
Flow nozzle is cheaper than venturimeter but has higher energy loss

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Hydraulics and Fluid Mechanics in ME
Froude number is significant in

Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls
Supersonics, as with projectile and jet propulsion
All of the listed here
Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.

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