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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The liquid used in manometers should have

Low surface tension
Low density
High surface tension
High density

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Hydraulics and Fluid Mechanics in ME
The property of fluid by virtue of which it offers resistance to shear is called

viscosity
cohesion
adhesion
surface tension

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Hydraulics and Fluid Mechanics in ME
Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of

Lower speed of operation
Lower discharge
High initial and maintenance cost
Necessity of air vessel

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Hydraulics and Fluid Mechanics in ME
Choose the wrong statement. Alcohol is used in manometer, because

It provides longer length for a given pressure difference
Its density is less
It provides suitable meniscus for the inclined tube
Its vapour pressure is low

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Hydraulics and Fluid Mechanics in ME
A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy.

Lies below
Coincides with
None of these
Lies above

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Hydraulics and Fluid Mechanics in ME
The ratio of the inertia force to the elastic force is called

Reynold's number
Mach number
Froude's number
Weber's number

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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