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A propeller aircraft has wing loading of 30 unit and is operating with density of 1.21 unit. Determine velocity for maximum loiter. Consider K/CD0 as 0.1.(a) 3unit(b) 5unit(c) 9unit(d) 10unitI have been asked this question by my college professor while I was bunking the class.This is a very interesting question from Flight Mechanics topic in division Performance and Flight Mechanics of Aircraft Design

Answer» RIGHT answer is (a) 3unit

The best explanation: Maximum loiter VELOCITY = \(\SQRT{\FRAC{2*wing \,loading*\sqrt{\frac{K}{3CD0}}}{density}}\)

= \(\sqrt{\frac{2*30*\sqrt{0.1/3}}{1.21}} = \sqrt{49.58*0.1816}\) = 3 unit.


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