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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The mass of 2.5 m3 of a certain liquid is 2 tonnes. Its mass density is

200 kg/m3
600 kg/m3
400 kg/m3
800 kg/m3

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Hydraulics and Fluid Mechanics in ME
The flow ratio in case of Francis turbine varies from

0.15 to 0.3
1 to 1.5
0.4 to 0.5
0.6 to 0.9

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Hydraulics and Fluid Mechanics in ME
In a Kaplan turbine runner, the numbers of blades are generally between

2 to 4
16 to 24
8 to 16
4 to 8

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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
Euler's number is the ratio of __________ force to pressure force.

Gravity
Inertia
None of these
Viscous

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Hydraulics and Fluid Mechanics in ME
The length of the divergent cone in a Venturimeter is __________ that of the convergent cone.

Five to six times
Double
Three to four times
Equal to

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