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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Pitot tube is used for measurement of

velocity
flow
pressure
dsscharge

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Hydraulics and Fluid Mechanics in ME
A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ?

4 minutes
4 x (225)3/2 minutes
4 (225)1/3 minutes
4 x V225 minutes

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Hydraulics and Fluid Mechanics in ME
When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid

Becomes curved
Falls on the back end
Remains horizontal
Falls on the front end

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Hydraulics and Fluid Mechanics in ME
The total pressure on an immersed surface inclined at an angle θ with the liquid surface is

wAx
wAx/sinθ
wA
wx

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Hydraulics and Fluid Mechanics in ME
General energy equation holds for

non-uniform flow
steady flow
laminar flow
turbulent flow

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Hydraulics and Fluid Mechanics in ME
Which of the following pump is successfully used for lifting water to the turbines?

Centrifugal pump
Jet pump
Reciprocating pump
Air lift pump

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