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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet)

(1 + cos φ)/2
(1 + sin φ)/2
(1 - sin φ)/2
(1 - cos φ)/2

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Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

All of the listed here
Venturimeter
Orifice meter
Pitot tube

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Hydraulics and Fluid Mechanics in ME
The sheet of water flowing over a notch or a weir is known as

Orifice
Sill or crest
None of these
Nappe or vein

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Hydraulics and Fluid Mechanics in ME
General energy equation holds for

laminar flow
turbulent flow
non-uniform flow
steady flow

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Hydraulics and Fluid Mechanics in ME
If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by

H = Hg × hf
H = Hg + hf
H = Hg - hf
H = Hg/hf

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Hydraulics and Fluid Mechanics in ME
Equation of continuity is based on the principle of conservation of

momentum
None of these
energy
mass

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