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assuming a standstill on the ground, Gravity. If the plane was appearing to be motionless in the air (a VERY strong headwind and a slow plane) Then it would be Thrust, Drag, Lift, and Gravity.

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9y ago
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6mo ago

The downward force acting on an airplane is its weight, which is the force exerted on the airplane due to gravity. This weight is countered by lift, which is generated by the wings to keep the airplane flying level.

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16y ago

It all depends on the location of the plane. When a plane is at standstill on the ground, the forces of gravity are acting on the plane, keeping it to the ground and not floating up to space. When it is in the air and at a standstill, and hopefully, this would never be happening because the plane would be falling out of the sky, then the force of gravity would once again be acting upon the plane, pulling it out of the sky. There are also the winds and friction against the plane, in the direction that the plane is moving.

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14y ago

Lift, thrust, gravity, and drag (friction)

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16y ago

No - amongst other things (other than a helicopter or VTOL) aircraft require forward momentum to produce air movement across (and under) the wings to produce lift.

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13y ago

There is gravity and upthrust the forces are balanced

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11y ago

what forces are acting on an aeroplane in flight

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9y ago

Assuming the airplane is flying through the air, the downward force will be gravity F = m * a in this case, F = m (plane) * a (acceleration) (acceleration of gravity ~ 9.81) so F = m * 9.8

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14y ago

We'll assume that the question refers to increasing speed.

When the speed of the aircraft increases, the weight remains constant,

but the lift, thrust, and drag all increase.

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13y ago

When a plane stalls it looses 'Lift'.

The faster airflow over the top of the wing causes lift. When the airflow is disturbed or reduced (by stalling), this no longer works.

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Q: What is the downward force acting on an airplane?
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What are 4 forces acting in an airplane during flight?

The four forces that act on an airplane during flight are lift (upward force generated by the wings), weight (downward force due to gravity), thrust (forward force generated by the engines), and drag (rearward force resisting motion).


The downward force acting on an object in free fall is the force of what?

The downward force acting on an object in free fall is the force of gravity. This force is always directed towards the center of the Earth and causes acceleration of the object towards the ground.


What are the forces on a airplane when it is still?

When an airplane is still on the ground, the main forces acting on it are the gravitational force acting downwards and the normal force exerted by the ground acting upwards to support the weight of the airplane. There are typically no aerodynamic forces acting on the airplane until it starts moving.


What force or forces would be acting upon a falling airplane?

The main forces acting on a falling airplane are gravity, which pulls it downward towards the ground, and air resistance, which opposes its motion and can slow it down. Depending on the situation, other forces such as wind or turbulence may also affect the airplane's fall.


What are the forces in a fling aroplane?

The main forces acting on a flying airplane are lift (upward force generated by the wings), thrust (forward force generated by the engines), weight (downward force due to gravity), and drag (backward force opposing the motion of the airplane). Together, these forces allow the airplane to achieve and maintain flight.

Related questions

What are 4 forces acting in an airplane during flight?

The four forces that act on an airplane during flight are lift (upward force generated by the wings), weight (downward force due to gravity), thrust (forward force generated by the engines), and drag (rearward force resisting motion).


The downward force acting on an object in free fall is the force of what?

The downward force acting on an object in free fall is the force of gravity. This force is always directed towards the center of the Earth and causes acceleration of the object towards the ground.


Is the force acting downward on an object?

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The Forces acting on the pen are first the downward force called gravitational force and the upward force is the tension force.


What are the forces on a airplane when it is still?

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What force or forces would be acting upon a falling airplane?

The main forces acting on a falling airplane are gravity, which pulls it downward towards the ground, and air resistance, which opposes its motion and can slow it down. Depending on the situation, other forces such as wind or turbulence may also affect the airplane's fall.


What minimum downward force needed to lift the 120 Newtons weight?

No matter how much force you exert downward, it shall avail you naught. No downward force acting directly on the object can ever succeed in lifting it.


What are the forces in a fling aroplane?

The main forces acting on a flying airplane are lift (upward force generated by the wings), thrust (forward force generated by the engines), weight (downward force due to gravity), and drag (backward force opposing the motion of the airplane). Together, these forces allow the airplane to achieve and maintain flight.


What downward force acts on the load?

The downward force acting on a load is typically the force of gravity. This force is directed towards the center of the Earth and is constant as long as the mass of the load remains the same.


What is the force that counter acts the weight of a airplane?

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What force or forces are acting on the crate?

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