transitedphase Posted April 26, 2011 Share Posted April 26, 2011 an Jet plane of mass 3x104kg. and total wings area 120m2 is in level flight at some height .The difference in pressure between the upper & lower surfaces of its wings in kilo pascal is ?? a)2.5 b)5 c)10 d)12.5 Link to comment Share on other sites More sharing options...
timo Posted April 26, 2011 Share Posted April 26, 2011 What's the physical condition for the plane being in "level flight at some height"? Link to comment Share on other sites More sharing options...
Spyman Posted April 26, 2011 Share Posted April 26, 2011 Sounds like Homework for me, you can find all you need to solve the question here: Pascal. Link to comment Share on other sites More sharing options...
ewmon Posted April 26, 2011 Share Posted April 26, 2011 What is pressure? Link to comment Share on other sites More sharing options...
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