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About Paul Soderman
Expertise
Aeronautics, Fluid Mechanics, Aeroacoustics, Noise Control, Muffler Design, Wind Tunnel Research.... I know nothing about India - do not ask about schools, jobs, application requirements, career choices, etc. for India. Please, no text message verbiage; I prefer full words in full sentences. Thanks.

Experience
38 years as research engineer at NASA

Publications
AIAA, NASA

Education/Credentials
B.S. and M.S. Aeronautical Engineering - U. of Washington Graduate work Standford U.

Awards and Honors
AIAA Associate Fellow (American Institute of Aeronautics and Astronautics)

 
   

You are here:  Experts > Science > Aerospace/Aviation > Aeronautical Engineering > Flying time

Aeronautical Engineering - Flying time


Expert: Paul Soderman - 5/13/2009

Question
why does it take a shorter time to fly back from the East to west on airplane......

Answer
Salman
Your question is a little vague, so I am going to assume you mean... why do aircraft fly faster in the easterly direction.  The answer is that the jet stream blows from west to east at 10 km altitude.  So an aircraft flying from west to east gets a boost from the wind.  An airplane flying east to west has to fight a headwind.  Wind makes a big difference to aircraft, and though the jet stream wanders, it is very consistent as to direction.
Paul

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