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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to

Sinθ
Cos θ
1/Cosθ
1/Sinθ

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Hydraulics and Fluid Mechanics in ME
The weight per unit volume of a liquid at a standard temperature and pressure is called

Specific weight
None of these
Specific gravity
Mass density

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Hydraulics and Fluid Mechanics in ME
A pressure of 25 m of head of water is equal to

2500 kN/m2
2.5 kN/m2
245 kN/m2
25 kN/m2

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Hydraulics and Fluid Mechanics in ME
The stress-strain relation of the newtoneon fluid is

linear
hyperbolic
parabolic
inverse type

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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 gravity
metacentre
center of buoyancy
center of pressure

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Hydraulics and Fluid Mechanics in ME
Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as

Stagnation pressure
Lift
Drag
Bulk modulus

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