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Old 16th Oct 2011, 23:10
  #2099 (permalink)  
flyingmachine3
 
Join Date: Mar 2011
Location: asia
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guys can u plz help

A cambered airfoil with zero angle of attack, will in flight produce:
A) some lift and some drag.
B) no lift and no drag
C) some lift with no drag.
D) no lift but some drag.
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