Boeing 757 - Wikipedia
en.wikipedia.org › wiki › Boeing_757Boeing C-32. The Boeing 757 is an American narrow-body airliner that was designed and built by Boeing Commercial Airplanes . The then-named 7N7, a twinjet successor for the 727 (a trijet ), received its first orders in August 1978. The prototype completed its maiden flight on February 19, 1982 and it was FAA certified on December 21, 1982.
Fuel economy in aircraft - Wikipedia
https://en.wikipedia.org/wiki/Fuel_economy_in_aircraftThe fuel economy in aircraft is the measure of the transport energy efficiency of aircraft. Efficiency is increased with better aerodynamics and by reducing weight, and with improved engine BSFC and propulsive efficiency or TSFC. Endurance and range can be maximized with the optimum airspeed, and economy is better at optimum altitudes, usually higher. An airlineefficiency depends on its fleet fuel …
Boeing 757 - Wikipedia
https://en.wikipedia.org/wiki/Boeing_757In the early 1970s, following the launch of the wide-body 747, Boeing began considering further developments of its narrow-body 727 trijet. Designed for short and medium length routes, the three-engined 727 was the best-selling commercial jetliner of the 1960s and a mainstay of the U.S. domestic airline market. Studies focused on improving the 189-seat 727-200, the most succes…
757 Fuel Burn - Airliners.net
https://www.airliners.net/forum/viewtopic.php?t=72666116.03.2007 · RE: 757 Fuel Burn #10528613. BY Buff - Sat Aug 11, 2001 1:24 pm. - Sat Aug 11, 2001 1:24 pm #10528613. Here are some samples from a FUBO (Fuel Burn Off) chart I've seen floating around. The burns are calculated for Long Range Cruise using a 50 Cost Index, and a full payload, 20,340 kgs and are total fuel consumed by both engines.