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Problem 3.9
[Difficulty: 2]
Given:
Data on tire at 3500 m and at sea level
Find:
Absolute pressure at 3500 m; pressure at sea level
Solution:
At an elevation of 3500 m, from Table A.3:
p
SL
101 kPa
⋅
=
p
atm
0.6492 p
SL
⋅
=
p
atm
65.6 kPa
⋅
=
and we have
p
g
0.25 MPa
⋅
=
p
g
250 kPa
⋅
=
pp
g
p
atm
+
=
p
316 kPa
⋅
=
At sea level
p
atm
101 kPa
⋅
=
Meanwhile, the tire has warmed up, from the ambient temperature at 3500 m, to 25
o
C.
At an elevation of 3500 m, from Table A.3
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This note was uploaded on 10/19/2011 for the course EGN 3353C taught by Professor Lear during the Fall '07 term at University of Florida.
 Fall '07
 Lear
 Fluid Mechanics

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