If a good flight is to occur, then it needs to be in balance with the other forces that can effect a paper airplane 's flight. Thrust depends on the lift. The lift is in the middle and starting point of the flight so the thrust can help the plane perform better. Another force that can effect the flight of a paper airplane is the force of lift. Lift is when the wing is getting pushed upwards harder than it is getting pushed downwards.
This equates to 88.45MJ of energy using the equation W=Fx. The required energy output of the catapult system must be variable. Smaller, lower mass aircraft will require less force to be exerted by the catapult to reach take-off velocity as compared to heavier aircraft with higher take-off velocities. There is a danger of over stressing the aircraft airframe if the exerted forces are too great and consequently reducing the aircraft lifespan. Steam Catapults Currently, aircraft carriers with catapult launch systems all use steam catapults.
This is accomplished with a motor-driven propeller or a jet engine. When the airplane is in level flight at a constant speed, the force of the thrust is just enough to counteract the aerodynamic drag. Moving air can also generate forces in a different direction from the flow. The force that keeps an airplane from falling is called lift. Lift is generated by an aircraft wing.
With less air in the way there is less drag on an airplane. Traveling in thin air requires much less energy compared to thicker air levels, hence less fuel is needed to hit the same speed. • As the air is cooler at high altitudes, which expands more when heated than warm air. It is the expansion of the air that drives combustion engines. • Also at higher altitudes there is less turbulence because of less weather differentiation.
When a difference in this pressure occurs winds move from a higher to a lower pressure, resulting in winds. These winds can also have a variation of speeds. Although, because the Earth rotates the flow does not flow directly from high to low, but instead from the right so that wind flows mostly around the high and low pressure areas. 5. Provide the rule used for determining the direction wind will blow.
There are four forces of flight that affect the Delta Dart model: lift, thrust, drag, and gravity. Lift is going to be created by the wings, which pulls the model up into the air. Thrust is generated by the propeller which pulls the model forward through the air. Gravity is reduced by the lightweight design of the wood and paper of the model. This means that there is more lift than gravity, which will keep the plane up.
A difference between them, however, is speed. Trains are known to be slow, whereas a plane can go extremely fast. This gives the plane some advantages over the train when it comes to being in a place at a certain time, or in other speed-related
2.3 Aerofoil Aerofoil is the cross-sectional of an object that are moved through a fluid such as air, and aerodynamics force created. Aerofoils are employed on aircraft as wings so then it will produce lift or others depending to the blade shape to produce thrust. The two of these forces are perpendicular to the air flow. Drag is a consequence of the production of lift/thrust and acts parallel to the airflow. Other aerofoil surface includes tail-planes, fins, winglets, and helicopter rotor blades.
Drag is created because the object and the fluid are exchanging momentum upon impact, and thus creating a force opposite to the motion of the object. Equation for drag: Fd = 1/2(Cd * A * ρ * v2) FD: Drag Force Cd: Drag Constant A: Area ρ: Density of Fluid v: Flow Velocity relative to Object Instrument to measure Drag: Force Balance Speed: Similar to surface it is also included in the equation and is directly proportional to Drag force. Fluid Density: Increased density means an increase