2.1
Obtain a photograph/image of a situation in which the fact that
in a static fluid the pressure increases with depth is important. Print
this photo and write a brief paragraph that describes the si
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Problem 4.2
The surface velocity of a river is measured at several locations
x
and can be reasonably
represented by
ax
,
V V0 V (1 e )
are constants. Find the Lagrangian description of the velocity o
3.1
Obtain a photograph/image of a situation that can be analyzed
by use of the Bernoulli equation. Print this photo and write a brief
paragraph that describes the situation involved.
This is an open-
WW
7167 WWW/x T (f 6/ a z 3.2.9 Water ows through a hole in the bottom of a large. open tank
with a speed of 8 3112's. Determine the depth of water in the tank. Vis-
cous eects are negligible. 3.3 6 W
Problem 5.1
B volume
Use the Reynolds transport theorem with
incompressible flowthrough a fixed control volume:
and, therefore,
b volume/mass=1/density to obtainthe continuity equation for steady or u
Problem 4.2
The surface velocity of a river is measured at several locations x and can be reasonably
represented by
V V0 V (1 e ax ) ,
where V0 , V , and a are constants. Find the Lagrangian descripti
Problem 5.97
Oil (
10 psi
) flows downward through a vertical pipe contraction as shown in the figure below. If the mercury manometer reading,h, is 100 mm determine the
volume flowrate for frictionles
Problem 6.1
The velocity in a certain two-dimensional flow field is given by the equation
ft
s
where the velocity is in
when x ,
V 2 xt i - 2 ytj
y , and t are in feet and seconds, respectively. Deter
Problem 7.1
A mixing basin in a sewage filtration plant is stirred by mechanical agitation (paddlewheel) with
a power input W (ft lb/s) . The degree of mixing of fluid particles is measured by a veloc
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3-5, Water (assumed frictionless andineompressible)ows '
steadily from a large tank and exits through a vertical, constant
I FIGURE P3199;
diameter pipe as shown in Fig. 133.1. The air in the tank i
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