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Statement of a problem № 3545

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Air streams horizontally across an aeroplane wing of area 4 m2 , weighing 300 kg. The air speed is 70 and 55 m/s over the top surface and the bottom surface, respectively. Find (a) the lift on the wing; (b) the net force on it.

Solution:
Air streams horizontally across an aeroplane wing of area 4 m2 , weighing 300 kg

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