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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A flow whose streamline is represented by a straight line, is called __________ dimensional flow.

Four
Three
One
Two

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Hydraulics and Fluid Mechanics in ME
A flow is called hyper-sonic, if the Mach number is

Unity
None of these
Between 1 and 6
Less than unity

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Hydraulics and Fluid Mechanics in ME
A hydraulic intensifier normally consists of

Two coaxial rams and two cylinders
A cylinder, a piston, storage tank and control valve
A cylinder and a ram
Two cylinders, two rams and a storage device

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

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

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Hydraulics and Fluid Mechanics in ME
The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta)

√(2gh)
2gH
H × √(2g)
2g × √H

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Hydraulics and Fluid Mechanics in ME
To avoid an interruption in the flow of a syphon, an air vessel is provided

at the inlet
ay nay point between inlet and outlet
at the summit
at the outlet

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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