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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
Pressure of the order of 10''' torr can be measured by

ionisastion gauge
Bourdon tube
Micro-manometer
Pirani Gauge

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Hydraulics & Fluid Mechanics
Normal depth in open channel flow is the depth of flow corresponding to

Steady flow
unsteady flow
laminar flow
uniform flow

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Hydraulics & Fluid Mechanics
The line of action of the buoyant force acts through the centroid of the

submerged body
volume of the floating body
displaced volume of the fluid
volume of the fluid vertically above the body

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Hydraulics & Fluid Mechanics
The discharge of a liquid of kinematic viscosity 4 cm²/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is

NOT PREDICTABLE FROM THE GIVEN DATA
TURBULENT FLOW
LAMINAR FLOW
TRANSITION FLOW

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Hydraulics & Fluid Mechanics
The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if

the area is horizontal
the area is inclined
the area is vertical
All of these

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Hydraulics & Fluid Mechanics
A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of

4.2 M
4.0 M
4.8 M
4.6 M

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