Asked by Priyanka
What is the maximum weight of an aircraft with a wing of area 50m sq. flying horizontally, if the velocity of the air over the upper surface of the wing is 150m/s and that of lower surface is 140 m/s.
Answers
Answered by
bobpursley
Upi meed aor density, density of air is 1.20 kg/m^3
The net lift per wing area, using the Bernoulli equation, is
(1/2)(air density)[(Vtop)^2-(Vbottom)^2]
= ......
So that is lift per m^2, and you have 50m^2
The net lift per wing area, using the Bernoulli equation, is
(1/2)(air density)[(Vtop)^2-(Vbottom)^2]
= ......
So that is lift per m^2, and you have 50m^2
Answered by
Silviya
Ni
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