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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The depth of the bucket for a Pelton wheel is generally _________ the diameter of jet.

1.8 times
1.2 times
Equal to
Double

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

Sill or crest
None of these
Nappe or vein
Orifice

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Hydraulics and Fluid Mechanics in ME
If the surface of liquid is convex, men

Cohesion pressure is negligible
There is no cohesion pressure
Cohesion pressure is increased
Cohesion pressure is decreased

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Hydraulics and Fluid Mechanics in ME
Surge wave in a rectangular channel is an example ofi) steady flowii) unsteady flowiii) uniform flowiv) non-uniform flowThe correct answer is

(i) and (iii)
(ii) and (iii)
(i) and (iv)
(ii) and (iv)

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Hydraulics and Fluid Mechanics in ME
The unit discharge through the turbine is

Q/H²
Q/√H
Q/H
Q/H3/2

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Hydraulics and Fluid Mechanics in ME
Manometer is used to measure

very low pressure
difference of pressure between two points
pressure in pipes, channels etc
atmospheric pressure

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