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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Fluid is a substance which offers no resistance to change of

Shape
Volume
Pressure
Flow

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Hydraulics and Fluid Mechanics in ME
Differential monometer is used to measure

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

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Hydraulics and Fluid Mechanics in ME
The unit of dynamic viscosity in S.I. units is

N-m/s²
N-s/m²
Poise
Stoke

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Hydraulics and Fluid Mechanics in ME
Head developed by a centrifugal pump depends on

Impeller diameter
Fluid density
Speed
Both (A) and (B) above

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Hydraulics and Fluid Mechanics in ME
The specific weight of water is 1000 kg/m3

At 4°C temperature
At normal pressure of 760 mm
At mean sea level
All of the listed here

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Hydraulics and Fluid Mechanics in ME
In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be

Double
Sixteen times
Eight times
Four times

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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