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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS

SAME AS BUOYANT FORCE
ZERO
None of these
NEGLIGIBLE

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Hydraulics & Fluid Mechanics
A large Roynold number is indication of

smooth and streamline flow
turbulent flow
highly turbulent flow.
LAMINAR FLOW

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Hydraulics & Fluid Mechanics
For a floating body to be in stable equilibrium, its metacentre should be

above the center of gravity.
between e.g. and center of pressure
below the center of buoyancy
above the center of buoyancy

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Hydraulics & Fluid Mechanics
According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to

less than the weight of the body
weight of the fluid displaced by the body
more than the weight of the body
the weight of the body

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Hydraulics & Fluid Mechanics
The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.)

frictionless flow
steady flow
uniform flow
incompressible flow

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Hydraulics & Fluid Mechanics
Flow of water in a pipe about 3 meters in diameter can be measured by

rotameter
venturi
orifice plate
pitot tube

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