Airfoils and Wings"
Bruce R. Munson
. 43.1 Nomenclature 43-1
Iowa State Umvmlty 43.2 Airfoil Shapes433
Dennis I. Cronin 43.3 Lift and Drag Characteristics for Airfoils.43-4
B. F. Goodrich 43.4 Lift and Drag of WingsA3-5
A simplied sketch of a wing is show
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Assignment 5
MECH 481: Aerodynamics of Aircraft
Due: Wednesday, March 4, 2015
Question 1. The NACA 4412 airfoil has a mean camber line given by
2
x x
0.250.8
z
c c
=
2
c
x x
0.1110.2 + 0.8
c c
0
for
x
0 .4
c
0 .4
for
x
1
c
Using thin airfoil th
Assignment 3
MECH 481: Aerodynamics of Aircraft
Due: Monday, Feb 2, 2015
Question 1. Wind blowing past a flag caucuses it to flutter in the
breeze. The frequency of this fluttering, , is assumed to be a
function of the wind speed, V , and air density, , t
Assignment 6
MECH 481: Aerodynamics of Aircraft
Due: Monday, March 23, 2015
Question 1. The Piper Cherokee (a light, single-engine general aviation aircraft) has a wing area of 170
ft 2 and a wing span of 32 ft . Its maximum gross weight is 2450 lb . The
Assignment 1
MECH 481: Aerodynamics of Aircraft
Due: Monday, Jan 19, 2015
Question 1. Given an incompressible, steady flow, where the velocity is
3
r
y
V = x 2 y xy 2 i + xy 2
3
j
(a) Does the velocity field satisfy the continuity equation?
(b) Does a
Assignment 4
MECH 481: Aerodynamics of Aircraft
Due: Wednesday, Mon 16, 2015
Question 1. Two sources, one of strength m and the other with strength 3m , are located on the x-axis as
shown in Figure. Determine the location of the stagnation point in the fl
University of British Columbia
Mechanical Engineering Department
MECH 481: Aerodynamics of Aircraft
Final Examination
April 23, 2012
Time allowed: 2 hours
RULES: It is allowed to consult lecture notes or any textbooks you have available, but no
discussion
University of British Columbia
Mechanical Engineering Department
MECH 481: Aerodynamics of Aircraft
Final Examination
April 21, 2015
Time allowed: 2 hours
RULES: It is allowed to consult lecture notes or any textbooks you have available, but no discussion
Assignment 2
MECH 481: Aerodynamics of Aircraft
Due: Monday, Jan 26, 2015
Question 1. Consider a steady, incompressible flow of an inviscid fluid. Application
r
v
of F = m a along and normal to streamlines results in
Bernoullis equation
Eulers normal equa
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Question 2. A design group has two
Assignment 1
MECH 481: Aerodynamics of Aircraft
Due: Monday, Jan 30, 2017
Question 1. Air blows over the flat-bottomed, two-dimensional object shown in Figure. The shape of the
object, y = y( x ) , and the fluid speed along the surface, u = u( x ) , are g
Assignment 3
MECH 481: Aerodynamics of Aircraft
Due: Monday, Feb 6, 2017
Question 1. A thin layer of particles rests on the bottom of a horizontal tube as shown in Figure.
When an incompressible fluid flows through the tube, it is observed that at some cr
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Assignment 1
MECH 481: Aerodynamics of Aircraft
Due: Wednesday, Jan 18, 2017
Question 1. Air blows over the flat-bottomed, two-dimensional object shown in Figure. The shape of the
object, y = y( x ) , and the fluid speed along the surface, u = u ( x ) , a