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Fluid Mechanics

Fluid Mechanics
The __________ pressure is measured by a static tube.

Dynamic
Static
Total
None of these

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Fluid Mechanics
Unsteady non-uniform flow is represented by flow through a/an

Expanding tube at increasing rate
Long pipe at decreasing rate
Expanding tube at constant rate
Long pipe at constant rate

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Fluid Mechanics
Pressure drop (Δp) for a fluid flowing in turbulent flow through a pipe is a function of velocity (V) as

V2.7
V2
V1.8
V-0.2

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Fluid Mechanics
Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone.

70
40
10
1

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Fluid Mechanics
The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct)

x
2x
πx
x/2

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Fluid Mechanics
The equivalent diameter for flow through a rectangular duct of width B and height H is

HB/2(H + B)
2HB/(H + B)
4HB/(H + B)
HB/(H + B)

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