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©
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2
-20
0
20
40
60
80
100
©
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
-10
-8
-6
-4
-2
0
2
4
6
8
10
©
-5 -4 -3 -2 -1 0 1 2 3 4 5
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
z
frequency
0 5 10 15 20 25 30 35
0.994
0.995
0.996
0.997
0.998
0.999
1
1.001
©
010 20 30 40 50 60 70
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
©
60 65 70 75 80 85 90 95
0.4
0.45
0.5
0.55
0.6
area (m2)
area versus mass
60 65 70 75 80 85 90 95
0.95
1
1.05
mass (kg)
CD
dimensionless drag versus mass
-20 -15 -10 -5 0 5 10 15 20
-20
-10
0
10
20 (a)
t cos(6t)
t sin(6t)
-20 -10 010 20
-20
-10
0
10
20
0
10
20
t cos(6t)
(b)
t sin(6t)
t
010 20 30 40 50 60 70 80
0
5
10
15
20
25
30
35
40
0 = 15o
0 =30o
0 = 45o
0 = 60o
0 = 75o
0 1 2 3 4 5 6
-0.01
-0.005
0
y(x)
0 1 2 3 4 5 6
-5
0
5x 10-3
(x)
0 1 2 3 4 5 6
-1
0
1x 106
M(x)
0 1 2 3 4 5 6
-1
0
1x 106
V(x)
©
2
4
6
30
210
60
240
90
270
120
300
150
330
180 0
