On an aircraft, the chord measures a distance between two points at a specific location on the aircraft. But what exactly does the chord on an airplane measure? Look for the answer at the end of the video
White spirals are painted on the spinner cone of aircraft's engines. But what is their function ? We went to an airport and asked the question to some passengers. The answer is at the end of the video.
At sea, the rudder is used to give its direction to the boat. But on a plane, the function of the two rudder pedals is even more critical. The take-off and the landing depend on them. The answer at the end of the video.