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An aeroplane weighing 39.24 kN is flying in a horizontal direction at 360km/hr. The plane spans 15m and has a wing surface area of 35m2.

An aeroplane weighing 39.24 kN is flying in a horizontal direction at 360km/hr. The plane spans 15m and has a wing surface area of 35m2. If the drag coefficient CD=0.03 and density of air is 1.22kg/m3 . Determine

(i) Coefficient of lift (3 marks)

(ii) Power required to drive the plane (3 marks)

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