Prototype audio system lets pilots hear if plane is tilted ; Research prompted by number of crashes by pilots of small private airplanes.John Nolan Staff Writer
Li Feng did a quick check of the engine and asked the base if he could return.When the fighter was 7km away from the airport,however,the engine stopped working.The plane began to fall at a speed of 25meters a second from an altitude of 1,160meters....
He realized the plane might fail at any moment.Li Feng did a quick check of the engine and asked the base if he could return. When the fighter was 7km away from the airport, however, the engine stopped working. The plane began to fall at a speed of 25 meters a second from an ...