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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Liquids transmit pressure equally in all the directions. This is according to

Archimedes principle
Newton's formula
Boyle's law
Pascal's law

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Hydraulics and Fluid Mechanics in ME
To avoid an interruption in the flow of a syphon, an air vessel is provided

ay nay point between inlet and outlet
at the inlet
at the summit
at the outlet

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Hydraulics and Fluid Mechanics in ME
The center of gravity of the volume of the liquid displaced by an immersed body is called

center of buoyancy
center of gravity
metacentre
center of pressure

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Hydraulics and Fluid Mechanics in ME
The flow in which conditions do not change with time at any point, is known as

uniform flow
turbulent flow
steady flow
one dimensional flow

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Hydraulics and Fluid Mechanics in ME
For centrifugal pump impeller, the maximum value of the vane exit angle is

15° to 20°
25° to 30°
20° to 25°
10° to 15°

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Hydraulics and Fluid Mechanics in ME
By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is

0.884
0.392
0.488
0.848

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