Private Pilot : 2008年 Airman Knowledge Test Question (Written Exam)459.
How does the wake turbulence vortex circulate around each wingtip? A) Inward, upward, and around each tip. B) Inward, upward, and counterclockwise. C) Outward, upward, and around each tip. 後方乱気流は翼端ではどの様に回転しますか? Wake Turbulence VortexはWingtipではどの様に回転しますか? Wake Turbulence Vortex 後方乱気流、Wingtip Vortexとも言う Private Pilot Knowledge Test (Private Written Exam) 2008年03月18日より出題
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