MEEG 332 Homework 3 (2012)
Due start of class Thursday 8 March
1. A steady twodimensional ow has the velocity potential
(x, y ) = x2 + 4y y 2 .
(a) Find the x and y velocity components as functions o
m.
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V _ b . .
. _ t = _ x
= I _
_ a. a a _
Armra = I . . b
= z _ + _ _.
.c = o 5
w. . . . .
z z . ,
. 4 1 m .
Attention for 8.73, the following method is to solve that on xaxis but the question is asking for
maximum velocity on yaxis. The method is the same. I have attached the solution of one student in th
MEEG 332 Homework 6 (2012)
Due start of class Thursday 15 April
12
1. White (7th Ed.) Problem 6.7. Answers (a) 26 sec, (b) T = 66 C.
2. White (7th Ed.) Problem 6.8.
3. White (7th Ed.) Problem 6.9. Ans
MEEG 332 Homework 5 (2012)
Due start of class Thursday 22 March
1. A sheet of plywood of width w is lying on a at roof. A uniform wind of
speed U is in a direction parallel to the roof as shown. The d
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1. [50 pts] A cylindrical turkey frier (3 2cm diameter x 36cm tall) is placed on top
ofa square cooker/base that is 40cm high, with legs with edges 32cm apart (i.e.
16cm from the center
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p9.22 Given the pitot stagnation temperature and pressure and the staticpressure measurements in Fig. P9.22, estimate the air velocity V, assuming (a) incompressible flow and (b)
compressible flow.
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P7160 A fishnet consists of 1m1ndia1neter st1ings overlapped and knotted to fonn 1 by
1cm squares. Estimate the drag of 1 1112 of such a net when towed normal to its plane at 3
n17s in 20°C seaw
MEEG 332 Homework 4 (2012)
Due start of class Thursday 15 March
1. A cup anemometer is a device for measuring wind speed. A schematic
diagram is shown below (top view):
c
D
1
L
L
V
oo
L
L
c
D2
(a) We
MEEG 332 Homework 2 (2011) Due 11 a.m. Tuesday 1 March 1. A potential source of strength m = 3 is located at the point (1,0) in the (x, y ) plane. There is also a sink (of strength m = 2) at the poi
MEEG 332 Homework 1 (2011) Due 11 a.m. Tuesday 22 February 1. Given u = 2y 2 2x2 and v = 4xy , nd a streamfuunction for this twodimensional ow. Plot the pattern of streamlines in the (x, y ) plane sh
Chapter 9 Compressible Flow
655
9.35 Helium, at To = 400 K, enters a nozzle isentropically. At section 1, where A1 = 0.1 m2, a pitotstatic arrangement (see Fig. P9.25) measures stagnation pressure of