0
Add your answer:
Earn +20 pts
What is angle of an airplane with Horizon in takeoff time?
The angle of the airplane, (or more importantly the wing) at the time of take-off depends on a few factors. While flat on the ground, there is a built in angle to the wing (called the chord) in relation to the level centerline of the aircraft ( called the datum). This is called the angle of incidence. As the pilot accelerates the aircraft down the runway, aerodynamic force on the elevators will cause the nose to rise up. The difference between the angle the wind is hitting the aircraft and the chord line is called the Angle of Attack. At a steady speed, the bigger the angle of attack, the more lift a wing will produce up to a certain point (usually about 25 degrees). At that angle, the wing stalls and lift is lost on the wing until the AOA is reduced, granted the speed is constant. Also if the wing is held at a perticular AOA, and wind speed over the wing is increased, lift will increase also. So it really depends on the speed of the aircraft and how much lift it need to get off the ground. But the rotation angle is different on every plane. Usually they try to keep the angle the same and adjust the speed of the take-off to make more lift.
What is angle of friction?
The angle of friction is defined as the angle of a plane where a body placed on the plane will start to slide.
If this inclined plane moves 3 cm to the left how high will it lift the object?
There is not sufficient information for a proper answer to the question. We need to know either the inclination angle of the plane or the length and height of the plane, which will give the inclination. Also if the plane rises to the right of the object and the object is already on the plane, then the object will be lower instead of higher.
What is the angle of incidence if a plane mirror has an angle of 20?
The answer depends on knowing what the plane mirror hhas a 20-degree angle relative to!
What are the things on top of a plane called to lift the plane?
airfoils
What causes airplanes to take off?
Lift is what ultimatly causes the plane to take off. When a plane get up to take off speed, that means the wings are generating enough lift to lift the plane up. The pilot will change the planes angle of attack with the elevators (located on the horizontal stabilizers) to the wind which forces engine thrust to push the plane into the air.
How does the 747 lift off the ground?
The 747 achieves lift off through a combination of factors. As the aircraft gains speed down the runway, air flowing over the wings create lift due to the shape of the wings and the angle of attack. Once a sufficient amount of lift is generated, the pilot will rotate the nose of the plane upwards to take off.
What force keeps the plane up in the air?
The force that keeps a plane in the air is lift, which is generated by the wings as a result of the shape and angle of the wings. This lift force counteracts the plane's weight, allowing it to stay airborne.
What describes the angle between level ground and the path of a plane taking off?
acute angle
How does the 747 lift off the groung?
The 747 generates lift by increasing its speed and angle of attack. As the aircraft gains speed, the air flowing over the wings creates lift, allowing the plane to become airborne. The engines provide the necessary thrust to propel the aircraft forward for takeoff.
Does a plane takeoff into the wind?
it helps generally to take off into the wind because it gives the plane more lift
What do you do to avoid a sudden loss of lift and settling of the airplane?
Do not exceed the critical angle of attack, basically the angle the wings make with the oncoming air as the plane moves forward.
How fast does a plane have to go in order to get off the ground?
planes can take off when the lift produced by the wings exceeds the weight of the plane - some variables that determine lift are the speed of air moving over the wings, angle of the wing to the air movement and the shape of the wing which can be changed with the flaps or slats so its not the ground speed that determines when a plane can lift off but the air speed which can vary with wind speed and direction - and it differs depending if flaps or slats (flaps on the front of the wings) are deployed as they increase lift another factor that can change lift is air temperature and preasure - higher temps and lower preasure reduce lift and so require more air speed to lift off the amount of lift required for each plane is determined by not only the weight but the amount of drag from shape of the aircraft and the shape of the wing - which is why take off speed can vary greatly from plane to plane take off speed can vary from about 32 knots (about 37mph) with a piper cub to nearly 180 knots (about 205 mph) with some supersonic jets whose tiny wings don't produce much lift at slow speeds some small light high lift aircraft like the piper cub if taking off into a headwind that is equal to their takeoff speed can take off like a helicopter straight up with no ground speed at all
What makes a plane ascend?
A plane ascends by increasing its engine thrust to generate more lift from its wings. As air flows over the wings, the shape and angle of the wings create a pressure difference which causes the plane to rise. The pilot can also adjust the plane's pitch angle to control the rate of ascent.
What is the relation ship between angle of incidence and angle of reflection in a plane mirror?
The angle of incidence is equal to the angle of reflection in a plane mirror. This is known as the law of reflection, which states that the angle at which a light ray hits a mirror is equal to the angle at which it bounces off the mirror.
A plane takes off from the airport runway at a constant angle from the ground and, after the take-off phase, is at an altitude of 250 m and 1200 m as the crow flies from the starting point. What was the take-off angle?
A plane takes off from the airport runway at a constant angle from the ground and, after the take-off phase, is at an altitude of 250 m and 1200 m as the crow flies from the starting point. What was the take-off angle?
An airplane that can start with a vertical lift off then switch to level is called?
A plane that can start with a vertical lift off then switch to level is called a tilt rotor aircraft.
