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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Which of the following is not a reaction turbine?

Pelton wheel
Fourneyron turbine
Thomson's turbine
Journal turbine

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Hydraulics and Fluid Mechanics in ME
The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe)

v²/2g
0.5v²/2g
0.375v²/2g
0.75v²/2g

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Hydraulics and Fluid Mechanics in ME
In a forced vortex, the velocity of flow everywhere within the fluid is

non-zero finite
zero
minimum
maximum

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Hydraulics and Fluid Mechanics in ME
A nozzle is generally made of

Convergent shape
Divergent shape
Convergent-divergent shape
Cylindrical shape

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Hydraulics and Fluid Mechanics in ME
The pressure intensity in kN/m2 (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface)

h/w
wh
w
w/h

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Hydraulics and Fluid Mechanics in ME
A vessel of 4 m3 contains oil which weighs 30 kN. The specific weight of the oil is

7.5 kN/m3
10 kN/m3
4.5 kN/m3
6 kN/m3

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