WebOn Table 1 we have a summary of aerodynamic efficiency L/D (for high speed flows, transonic as well as supersonic, the efficiency is M L/D, with M = free stream Mach … Web[5] The glide ratio of a Boeing 747 is 17:1 meaning that for every 1,000ft of altitude lost, the Boeing 747 will travel 17,000ft. [6] The glide angle (γ) is related to the glide slope by tan (γ) and the glide ratio is calculated as the inverse of the glide slope, cot (γ). Previous article Aviation, What Is An Instrument Pattern? Next article

History hour: British Airways Flight 9 ‒ how a Boeing 747 ... - AeroTime

WebJun 23, 2024 · Aircraft have different glide ratios that describe the distance they cover while losing 1,000 feet of altitude. In the case of BA Flight 9, the Boeing 747-200 glide ratio is 15:1, meaning that the plane could cover approximately 93 nautical miles or 150 kilometres from the cruising altitude. Aviation history Sign Up for Our Newsletters WebThe NASA website quotes an approximate ratio of 1 The shuttle was designed with a low L/D ratio (~ 1) because during the descent the spacecraft must be slowed from about 17,300 mph to about 250 mph at landing. ( Source) Note that glide ratio is normally equal to the lift to drag ratio - Wikipedia article - Aviation.SE Question Share terror kids react to them

Miracle On BA009 - How Pilots Landed a 747 After Losing All Four …

WebSep 9, 2024 · Glide ratio is defined as the ratio between altitude when it start gliding (Y-axis) to the distance it can reach until the altitude reach zero (X-axis), as shown in the picture 2. Gliding is a descending, opposite of … WebJun 24, 2024 · If the crew were to be able to glide the 747 to Jakarta, they would need to be at an altitude higher than 11,000 feet to clear the mountains on the island's south coast. If they were any lower than 12,000 feet, they decided that they would turn the aircraft out to sea and ditch in the Indian Ocean. terrormachine