In a test experiment on a model aeroplane in a wind tunnel, the flow speeds on the upper and lower s
Автор: Onyou Class
Загружено: 2023-12-25
Просмотров: 5096
Описание:
In a test experiment on a model aeroplane in a wind tunnel, the flow speeds on the upper and lower surfaces of the wing are 70 m s'and 63 m s' respectively. What is
the lift on the wing if its area is 2.5 m² ? Take the density of air to be 1.3 kg m³.
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