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forces acting on an airplane click to hear : forces acting on an airplane

Physical phenomena that affect the movement of an aircraft in flight.
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See forces acting on an airplane in : french | spanish
weight drag lift thrust

weight click to hear : weight

Force resulting from the effect of the Earth’s gravity acting on the aircraft’s mass; the force of the engines must overpower this to keep the aircraft in the air.

drag click to hear : drag

Force opposite to thrust that creates resistance to the aircraft’s forward movement and must be reduced.

lift click to hear : lift

Force exerted on an aircraft’s wings to keep it in the air when a certain forward speed is reached.

thrust click to hear : thrust

Force developed by the engine’s propeller pulling it forward; in jet aircraft, thrust is created by the force of the ducts.