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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The velocity of jet of water traveling out of opening in a tank filled with water is proportional to

h/2
Head of water (h)
h²
V/T

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Hydraulics and Fluid Mechanics in ME
The angle of contact in case of a liquid depends upon

any one of the above
the nature of the liquid and the solid
both of die above
the material which exists above the free surface of the liquid

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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
0.848
0.392
0.488

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Hydraulics and Fluid Mechanics in ME
Rotameter is a device used to measure

flow
absolute pressure
velocity of fluid
rotation

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Hydraulics and Fluid Mechanics in ME
Head developed by a centrifugal pump is

Proportional to diameter of impeller
None of these
Proportional to speed of impeller
Proportional to diameter and speed of impeller

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Hydraulics and Fluid Mechanics in ME
Centre of buoyancy always

remains above the centre of gravity
remains below the centre of gravity
coincides with the centroid of the volume of fluid displaced
coincides with the centre of gravity

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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