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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A flow in which __________ force is dominating over the viscosity is called turbulent flow.

Elastic
Inertia
Surface tension
Viscous

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Hydraulics and Fluid Mechanics in ME
A structure used to dam up a stream or river over which the water flows is called

Dam
Notch
Orifice
Weir

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Hydraulics and Fluid Mechanics in ME
The continuity equation is connected with

Compressibility of fluids
Steady/unsteady flow
Open channel/pipe flow
Conservation of mass

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Hydraulics and Fluid Mechanics in ME
According to Bernoulli's equation

Z + p/w + v²/2g = constant
Z - p/w - v²/2g = constant
Z + p/w - v²/2g = constant
Z - p/w + v²/2g = constant

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Hydraulics and Fluid Mechanics in ME
A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is

(d²/12 x̅) + x̅
(bd²/12) + x̅
d²/12 + x̅
b²/12 + x̅

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Hydraulics and Fluid Mechanics in ME
The centre of gravity of the volume of the liquid displaced is called

Centre of pressure
None of the listed here
Centre of buoyancy
Metacentre

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