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Fluid Mechanics

Fluid Mechanics
Low specific speed of a pump implies that, it is a/an __________ pump.

Axial flow
Mixed flow
Centrifugal
None of these

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Fluid Mechanics
Dimension of kinematic viscosity is

L² . T⁻¹
L²T
MLT⁻¹
L² . T⁻²

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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
V-0.2
V2.7
V2

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Fluid Mechanics
In magnetic flow meters, voltage generation is

Both A and B
Neither A nor B
Proportional to the fluid velocity
Due to the motion of conducting fluid through an externally generated uniform field

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Fluid Mechanics
Plunger pumps are used for

Viscous mass
None of these
Slurries
Higher pressure

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Fluid Mechanics
For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance).

V/Vmax = (r/x)1/7
None of these
V/Vmax = (x.r)1/7
V/Vmax = (x/r)1/7

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