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Fluid Mechanics

Fluid Mechanics
The __________ is measured by a piezometric opening.

Point velocity
Static pressure
Total pressure
Dynamic pressure

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Fluid Mechanics
Ratio of inertial forces to surface tension forces is called the __________ number.

Mach
Euler
Weber
Froude

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Fluid Mechanics
For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter)

Vs²/Dp²
Vs²/Dp³
Vs/Dp²
Vs/Dp³

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Fluid Mechanics
Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.)

d2/3
d2
√d
d1/3

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Fluid Mechanics
The ratio of inertial forces to viscous forces is called the __________ number.

Weber
Mach
Froude
Reynold

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Fluid Mechanics
Function of air vessel provided in a reciprocating pump is to

Increase the pump efficiency
Avoid the necessity of priming
Reduce the danger of cavitation
Reduce discharge fluctuation

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MORE MCQ ON Fluid Mechanics

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