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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Bernoulli equation deals with the law of conservation of

work
mass
energy
momentum

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Hydraulics and Fluid Mechanics in ME
The hydraulic mean depth for a circular pipe of diameter (d) is

d
d/4
d/6
d/2

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Hydraulics and Fluid Mechanics in ME
The specific speed of a hydraulic turbine depends upon

Speed and power developed
Discharge and power developed
Speed, power developed and head of water
Speed and head of water

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Hydraulics and Fluid Mechanics in ME
The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as

None of these
Specific speed
Unit speed
Normal speed

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Hydraulics and Fluid Mechanics in ME
The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface)

wA
wx
wA/x
wAx

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Hydraulics and Fluid Mechanics in ME
An open tank containing liquid is moving with an acceleration on an inclined plane. The inclination of the free surface of the liquid will be __________ to the acceleration of the tank.

Equal to
Directly proportional
Inversely proportional
None of these

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