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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The total energy line lies over the centre line of the pipe by an amount equal to

Velocity head
Pressure head + velocity head
Pressure head
Pressure head - velocity head

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Hydraulics and Fluid Mechanics in ME
The coefficient of viscosity may be determined by

Capillary tube method
Orifice type viscometer
Rotating cylinder method
All of these

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Hydraulics and Fluid Mechanics in ME
The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface.

None of these
Inversely proportional
Equal
Directly proportional

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Hydraulics and Fluid Mechanics in ME
If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium.

Stable
Neutral
Unstable
None of these

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Hydraulics and Fluid Mechanics in ME
The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is

d > e > m
e > m > d
e > d > m
d > m > e

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Hydraulics and Fluid Mechanics in ME
The pressure intensity in kN/m2 (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface)

w/h
w
wh
h/w

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