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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The flow in which conditions do not change with time at any point, is known as

one dimensional flow
turbulent flow
steady flow
uniform flow

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Hydraulics and Fluid Mechanics in ME
A flow in which __________ force is dominating over the viscosity is called turbulent flow.

Inertia
Viscous
Surface tension
Elastic

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

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

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Hydraulics and Fluid Mechanics in ME
In centrifugal pumps, maximum efficiency is obtained when the blades are

Bent backward
Radial
Bent forward
Straight

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Hydraulics and Fluid Mechanics in ME
The runaway speed of a hydraulic turbine is the speed

At which the turbine will run freely without load
At which there will be no damage to the runner
Corresponding to maximum overload permissible
At full load

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Hydraulics and Fluid Mechanics in ME
The value of mass density in kg-sec-V-m⁴ for water at 0°C is

1000
100.9
1
101.9

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