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How to solve 

Asked by amitjena226 21st December 2017, 10:40 PM
Answered by Expert
As per benouli's equation P+(1/2)ρv2 is constant. 
Hence pressure difference between top and bottom surfaces of wing is
 begin mathsize 12px style 1 half rho open parentheses v subscript t superscript 2 minus v subscript b superscript 2 close parentheses space equals space 1 half cross times 1.28 cross times open parentheses 140 squared minus 110 squared close parentheses space equals space 4800 space N divided by m squared
f o r c e space equals space 4800 cross times 10 space equals space 48000 space N end style
Answered by Expert 22nd December 2017, 12:00 PM
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