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For a cambered airfoil section lift is 30N. Airfoil is operating in such way that dynamic lift is 20N. Determine the lift co-efficient for the airfoil.

For a cambered airfoil section lift is 30N. Airfoil is operating in such way that dynamic lift is 20N. Determine the lift co-efficient for the airfoil. Correct Answer 1.5

Given, sectional lift = 30N, dynamic lift=20N. Lift co-efficient = section lift/dynamic lift = 30/20 = 1.5.

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