Aerospace Engineering > GATE 2009 > High Lift Devices
A trailing edge plain flap deflected downward increases the lift coefficient of an airfoil by
A
Increasing the effective camber of the airfoil.
B
Delaying the separation of the flow from the airfoil surface.
C
Increasing the local airspeed near the trailing edge.
D
Controlling the growth of the boundary layer thickness along the airfoil surface.

Correct : a

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aerospace engineering GATE 2009 lift coefficient increase trailing edge plain flap effective camber flow separation delay airfoil lift boundary layer growth control aerodynamics GATE

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