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[" Q3.In a test experiment on a model ae...

[" Q3.In a test experiment on a model aeroplane in wind tunnel,the flow speed on "],[" the upper and lower surfaces of wings are "70ms^(-1)" and "60ms^(-1)" respectively.What "],[" is the lift on the wings if area of each wing is "2.5m^(2)" ? Take the density of air is "1.3],[kgm^(-3)]

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