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Fluid Mechanics

Fluid Mechanics
The simple pitot tube measures the __________ pressure.

Dynamic
None of these
Static
Total

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Fluid Mechanics
As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1

Decreases linearly with V
Increases linearly with V
None of these
Decreases as V²

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Fluid Mechanics
Pressure drag does not depend upon the

Pressure of main flow only
Roughness of surface of the body
Length of the body in flow direction
All of these

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Fluid Mechanics
In deriving Bernoulli's equation, fluid is assumed to be

None of these
Uniform, steady, incompressible, along a streamline
Steady, density being pressure dependent, frictionless
Incompressible, frictionless, steady, along a streamline

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Fluid Mechanics
Volume of liquid displaced by a floating body is equivalent to its

Submerged weight
Own weight
Own volume
Submerged volume

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Fluid Mechanics
Bernoull's equation does not apply to the functioning of a/an

Orificem
Venturimeter
None of these
Pitot tube

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