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1 Nov 2011 11:38:33 IST

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Fluid Mechanics

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air is streaming past a horizontal airplane wing with 120 m/s over upper part and 90 m/s at the lower part. air density= 1.3kg/m^3. wing 10m long and 2m wide. What is the pressure difference between two sides of the wing??

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Juhi Sharma

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16 May 2012 21:06:39 IST

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The Preasure difference would be p*delta( v)

p=1.3

delta v=30

so the preasure difference is 39N/m^2

Juhi Sharma

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Joined: 22 May 2009

Posts: 2467

16 May 2012 21:11:11 IST

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multiply the above answer by 2 its p*dv*l.here l=2

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