When the lift becomes zero, the center of pressure of the cambered air – McqOptions

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1.	When the lift becomes zero, the center of pressure of the cambered airfoil is at which point on the airfoil (consider given lengths are from the leading edge)?
A.	Quarter-chord length
B.	Mid-chord length
C.	0 (i.e. at the leading edge)
D.	(i.e. the point does is not on the airfoil)
Answer» E.

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