[DOC] [TLE] J! Archive - Show #2116, aired 1993-11-15 [PAR] The first manned free balloon flight was over this city ... Planes flying east use this 
high-velocity wind to gain speed & save fuel... [DOC] [TLE] Does a flight take longer if the plane is flying against the spin of the ... [PAR] Sep 3, 2013 ... Dominic - Well in fact, what's important is the plane's speed relative to the 
Aeroplane ... do go from east to west because there, you're above the Earth's 
atmosphere. ... Wind is the velocity vector of air relative to the surface of the earth, 
and ... At some latitudes and high altitudes the wind vector does indeed... [DOC] [TLE] How the jet stream affects an airplane ride - CSMonitor.com [PAR] Mar 8, 1982 ... Save for later Saved ... This west-to-east circulation of the earth creates a gigantic 
... Fuel and money are saved because the wind pushes the plane along. ... of the 
jet stream, where the high-speed winds (over 200 miles per hour and ... To avoid 
turbulence pilots will fly to higher or lower altitudes to get... [DOC] [TLE] Why do jets fly at high speeds if slower means a better fuel efficiency ... [PAR] May 13, 2015 ... A flight school buddy's grandma wanted him to promise her to fly low and slow in 
... Jet engines are designed to be most efficient at their most common state, ... 
Below this speed, there is more fuselage hanging in the windthe wing ... 
Instead of high speed jets which would cost more fuel, would it be better... [DOC] [TLE] Jet Stream - SKYbrary Aviation Safety [PAR] Jun 17, 2015 ... The winds in a Jet Stream are not constant, nor is the direction always west-east. 
... To be considered a Jet Stream, the accepted minimum speed limit is 60 knots. 
... Aircraft flying west-east will try to exploit the Jet Stream to increase ... on a west
-east flight, will reduce an aircraft's planned fuel reserves... [DOC] [TLE] Do commercial airplanes fly at around 35,000 feet because their ... [PAR] Aug 21, 2013 ... If gravity "travels" as a wave, does it move at the speed of light? ... Aircraft are 
designed to be most fuel efficient at their expected cruising altitude. .... Airliners 
tend to use the high altitude equivalent of J routes or if utilizing .... Generally 
winds are from West to East. ... They save fuel by increasing the airspeed. [DOC] [TLE] Plane and aircraft questions like speed limits in the sky answered ... [PAR] Jun 10, 2015 ... Is there a speed limit for aircraft and what happens if a pilot breaks it? ... From 
Kate Moss's mile-high meltdown to Liam Gallagher. ... 'Of course, the more 
efficiently we fly the more fuel we save, which is good for the ... Modern aircraft 
use technology which allows engineering teams on the ground to monitor... [DOC] [TLE] Fuel Conservation Strategies: cost index explained - Boeing [PAR] Entering the maximum value for cost index results in a minimum time speed 
schedule. ... costs are high compared to other operating costs. ... fuel flight and 
entering a maximum ci in the Fmc ... coSt inDeX increaSing .... speed is different 
for each boeing airplane model. ... winds at cruise altitude but the econ speed is. 
As. [DOC] [TLE] Spacecraft propulsion - Wikipedia [PAR] Spacecraft propulsion is any method used to accelerate spacecraft and artificial 
satellites. ... All current spacecraft use chemical rockets (bipropellant or solid-fuel) 
for .... and the rocket engine has exhaust velocity ve, then the mass M of reaction 
mass .... propellant usage or improve acceleration at different stages of the flight. [DOC] [TLE] Cruising Altitude During Long Haul Flights - Airliners.net [PAR] Oct 22, 2004 ... Well, yes, most of the time the aircraft will first fly at a lower altitude and then ... 
For example, if an aircraft flies at 33000 feet with a heading of 145 were the 
winds are ... lighter, it will climb to a more fuel efficient altitude of high 30s early 
40Ks. ... When the

Question: Planes flying east use this high-velocity wind to gain speed & save fuel
Answer: Jet Stream