Skydiving & Paragliding
15
Skydiving & Paragliding Evert Jeroe Rakesh Sarjoepersad Roopesh Kherai Wikash Behari Holband
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Skydiving & Paragliding. Evert Jeroe Rakesh Sarjoepersad Roopesh Kherai Wikash Behari Holband. Opbouw. Skydiving Parachute Werking Besturing Landing Paragliding Werking Besturing Landing. - PowerPoint PPT Presentation
Transcript of Skydiving & Paragliding
Skydiving & Paragliding
Evert Jeroe Rakesh Sarjoepersad Roopesh Kherai Wikash Behari Holband
Opbouw SkydivingParachute
Werking Besturing Landing
Paragliding Werking Besturing Landing
2
2
1mvmghEU kinpot
2
2
1AvCF dd
Fd = drag force ρ = density of air at current altitude
Cd = drag coefficient A = area v = velocity
AIR DENSITY vs ALTITUDE
0
0.2
0.4
0.6
0.8
1
1.2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
Altitude (1000 ft)
Fra
ctio
n o
f se
a le
ve
l va
lue
Series3
Air density varies with altitude
(h)(0) e- 0.0000306h
Air flow
Draairichting
dg FF 2
2
1AvCmg d
Speed (m/s)
0
10
20
30
40
50
60
70
0 2 4 6 8 10 12 14 16 18
Time (s)
Sp
ee
d (
m/s
)
Speed (m/s)
r
vac
2
netF
netF
netF
2
2
1AvCF dd