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Fluid Mechanics

Fluid Mechanics
Boiler feed water pump is usually a __________ pump.

Multistage centrifugal
Reciprocating
Gear
Diaphragm

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Fluid Mechanics
N²Re/NFr is called the __________ number.

Galileo
Euler
Archimedes
Brinkman

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

70
1
10
40

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Fluid Mechanics
Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m³, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is

90
60
45
30

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Fluid Mechanics
The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is

< 1
> 1
1
2

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Fluid Mechanics
Steady uniform flow is represented by flow through a/an

Expanding tube at constant rate
Long pipe at decreasing rate
Long pipe at constant rate
None of these

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MORE MCQ ON Fluid Mechanics

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