As the exhaust gas leaves the rocket engine it must push away the surrounding air; this uses up some of the energy of the rocket. In space, the exhaust gases ... |
Angle – The angle at which the rocket is launched is one of the most important factors. A rocket that is launched straight up into the air will not travel very ... |
20 нояб. 2023 г. · Aerodynamic forces are generated and act on a rocket as it flies through the air. Forces are vector quantities having both a magnitude and a direction. |
30 нояб. 2011 г. · Fins control direction and stability. The stability of a rocket is its ability to keep flying through the air pointing in the right direction ... |
Crooked fins or a blunt nose cone increases air drag (friction), causing the rocket to slow quickly. The second most important design feature is weight. |
A rocket will fly only if the center of gravity is ahead of the center of pressure far enough to allow the air currents to cause a stabilizing effect. |
A rocket needs lots of propellant, which consists of fuel and the oxygen (or other oxidizer) needed to burn the fuel. Since it flies in airless space, a rocket ... |
Use higher pressures. · Keep weight to a minimum. · Increase rocket volume. · Streamline the body of the rocket to reduce drag. · Use a launch tube on the launcher. |
If you launch it almost horizontally, gravity brings it down to the ground before it can travel very far. In between is an angle (45 degrees, in the absence of ... |
As we said, if the Center-of-Gravity is forward of the Center-of-Pressure, the rocket will fly stable. If the CG is behind the CP, the rocket is unstable. It is ... |
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