Flight One
Body:
Payload Height (cm): 17.78cm_________
Nozzle Radius (cm): 0.549cm_________
Fairing: Yes__x___ or No _____
Fairing radius (cm): 4.851cm_____
Nose Cone:
Shape: conical___________
Material: Solid balsa___________
Propulsion:
Water (liters): 0.546508L____
Pressure (KPa): 401.873_____
Fin Design:
Fin Height: 4.314cm_____
Fin Shape: trapezoidal_____
Number of Fins: 3_____
Fin Dimensions:
Length: 10.391cm
Width: 7.852cm
L.E. ang: 58
T.E. ang: 29
Launch Stats:
Max Altitude (m): 27m_____
Max Velocity (m/s): 35m/s_____
Flight Two
Body:
Payload Height (cm): 0cm_________
Nozzle Radius (cm): 0.488cm_________
Fairing: Yes_x____ or No _____
Fairing radius (cm): 1.27cm_____
Nose Cone:
Shape: Elliptic___________
Material: Solid rubber___________
Propulsion:
Water (liters): 0L_____
Pressure (KPa): 546.779_____
Fin Design:
Fin Height: -6.35cm_____
Fin Shape: trapezoidal_____
Number of Fins: 3_____
Fin Dimensions:
Length: 12.7cm
Width: 12.7cm
L.E. ang: 45
T.E. ang: 30
Launch Stats:
Max Altitude (m): 30m_____
Max Velocity (m/s): 49m/s_____
I noticed that when there was less water and more pressure, the rocket had a better flight. Also, when the center of gravity was higher, the rocket had a better flight. I found the elliptical nose to work better than the conical nose. I messed around with the fin designs for a while but was never able to determine which fin design gave the best flight.
I found this helpful. ;)
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