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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Equation of continuity is based on the principle of conservation of

None of these
momentum
energy
mass

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Hydraulics and Fluid Mechanics in ME
The specific speed (Ns) of a centrifugal pump is given by

(N√Q)/H2/3
(N√Q)/H
(N√Q)/H5/4
(N√Q)/H3/4

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Hydraulics and Fluid Mechanics in ME
The liquid used in manometers should have

Low density
High density
High surface tension
Low surface tension

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Hydraulics and Fluid Mechanics in ME
The specific speed of a hydraulic turbine depends upon

Speed, power developed and head of water
Discharge and power developed
Speed and power developed
Speed and head of water

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Hydraulics and Fluid Mechanics in ME
Rotameter is a device used to measure

absolute pressure
rotation
flow
velocity of fluid

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Hydraulics and Fluid Mechanics in ME
According to fan laws, at constant pressure, the speed capacity and power vary

Inversely as square root of density
Inversely as density
As square of density
Directly as the air or gas density

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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