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Fluid Mechanics

Fluid Mechanics
For the transfer of solution of thick slurry, the pump used is a __________ pump.

Centrifugal
Gear
Diaphragm
Reciprocating

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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

V1.8
V2.7
V2
V-0.2

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Fluid Mechanics
Which of the following is not a dimension-less parameter?

Specific gravity
Euler number
Fanning friction factor
None of these

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Fluid Mechanics
The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec.

12.4
186.2
1.8
736.4

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Fluid Mechanics
What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately?

0.3
0.003
0.01
0.1

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Fluid Mechanics
For an unstable equilibrium of a floating body (where, M = metacentre.)

None of these
M is above G
M & G coincide
M is below G

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