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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as

Broad-crested weir
Narrow-crested weir
Ogee weir
Submerged weir

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Hydraulics and Fluid Mechanics in ME
The velocity of the liquid flowing through the divergent portion of a Venturimeter

Depends upon mass of liquid
Increases
Remains constant
Decreases

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Hydraulics and Fluid Mechanics in ME
The impeller of a centrifugal pump may have

Volute casing with guide blades
Any one of these
Volute casing
Vortex casing

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Hydraulics and Fluid Mechanics in ME
The viscosity of a liquid __________ its rate of flow through a hole in a vessel.

Does not effect
None of these
Effects
Both A and B

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Hydraulics and Fluid Mechanics in ME
A fluid whose viscosity does not change with the rate of deformation or shear strain is known as

Non-Newtonian fluid
Newtonian fluid
Real fluid
Ideal fluid

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Hydraulics and Fluid Mechanics in ME
The number of buckets on the periphery of a Pelton wheel is given by

(D/2d) + 15
(D/2d) + 10
(D/2d) + 20
(D/2d) + 5

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